Adults

TACKLE NEW TRAILS. With authentic off-road style and a comfortable fit, this helmet delivers it all for aspiring adventurers. FEATURES - We've got you covered! 1 year crash replacement program. - Created for the off-road enthusiast seeking performance features but with budget in mind - Trail-specific design with extended rear coverage - Airflow ventilation system with deep internal airflow channels for cooling - Cinch Pro fit system offers optimal coverage by cradling the occipital bone for full protection, support and comfort - Removable, moto-style extended protection side-snap visor - Integrated magnetic mount for the Numen+ Link taillight and GoPro compatible mounting surface - MIPS mimics the brain's own protection system by adding a low friction layer between the head and the helmet reducing rotational violence that causes strain to the brain at angled impacts SPECIFICATIONS - Western: S (51-55cm);M (55-59cm);L (59-63cm) - Weight: 365g (size M) - Certifications: CPSC/CE;AS/NZS)

With authentic off-road style and a comfortable fit, this helmet deLivers it all for aspiring adventurers. Integrated features including a camera mount and compatibility with the Giant Numen Link taillight make it easy to customize your ride. - We've got you covered! 1 year crash replacement program. - Trail specific design. Purpose built for aggressive trail and enduro riding. Rail features a new shape with extended rear coverage. - A total of 18 vents with straight, non tapered walls, designed and positioned for off-road performance. The size and shape of the vents helps guide airflow through interior channels to maximize ventilation at low and high speeds for better cooling - Cinch Pro Fit system. - Integrated magnetic mount for the Numen+ Link and Recon TL - MIPS mimics the brain's own protection system by adding a low friction layer between the head and the helmet reducing rotational violence that causes strain to the brain at angled impacts

The Chakra Child features Kali's Composite Fusion technology, in-mold construction, and extended rear coverage for added safety and protection. A visor molded directly into the shell and a dial closure system will give any child the confidence and motivation to get out and ride. - Washable, anti-microbial, moisture wicking pads - Polycarbonate shell with EPS foam - Integrated visor - 21 vents provide maximum airflow

The Shadow Classic Helmet is constructed with a high-impact ABS hard shell with a light EPS core liner for even distribution of force upon impact. - ABS Hardshell construction with light EPS core liner - Includes two sets of padding for a custom fit - CE and CPSE certified - Shadow Crow Head rivets and Classic woven label - X-Small = 46 – 50cm - Small/Medium = 50 – 56cm - Large/X-Large = 56 – 61cm - XX-Large = 61 – 65cm

Safety & Style. Protection With Panache. - In-mold construction - CPSC certified - Easy adjustable straps - Removable visor - Easy-to-adjust fit system - Weight: 278 grams - Vent count: 20 - Sizes: S/M 54-58cm, L/XL 58-62cm

- In-molded construction - TransTextura moisture-wicking, anti-odor inner padding - MIPS Protection Sizing: - Small/Medium = 49 – 57cm - Medium/Large = 53 – 61cm

Thoughtfully designed so you can spend more time adventuring with your child and less time fiddling with gear, the unisize Nutz helmet incorporates kid-friendly details to provide confidence-inspiring protection for little ones graduating to balance bikes or first pedal bikes. Make gearing your child up for their ride fast and painless with a cleverly positioned cheek buckle that avoids tearful skin-pinching under the chin. Nutz features an automatic EZ Fit system that continues to adjust with your child as they grow and provides a secure fit in seconds with no pressure points or hot spots. Designed with deeper coverage around the sensitive temple area to offer more protection against accidental bumps and tumbles, as well as a built-in insect net for plenty of airflow while keeping critters out, this lightweight helmet is certified by the Consumer Products Safety Commission (CPSC) for children ages 5 and up. Enjoy peace of mind watching your little shredder learn to ride and leave the protection up to us. Better by design, KinetiCore is the world's first responsibly designed and fully Integrated Rotational Impact Protection technology that's built right into the helmet instead of added on after. - WEIGHT: 250g - MATERIAL: EPS Foam, Polycarbonate, Nylon - FIT SYSTEM: EZ Fit - VENTILATION: 12 - ROTATIONAL PROTECTION: Lazer KinetiCore - CERTIFICATION: CPSC - ACCESSORIES: Optional Universal LED Features: Less Pinches, Less Tears Skip the chin-pinching drama with a child-friendly cheek buckle. Easy Fit No-fuss Automatic EZ Fit system makes finding a secure fit effortless. Just open it, put the helmet on, and it'll automatically adjust to provide the right fit for your child. No More Bugs A built-in insect net keeps bugs out while letting the breeze in, minimizing distractions and irritations. Integrated Rotational Impact Protection KinetiCore Controlled Crumple Zones absorb the force of both direct and rotational impacts in the event of a crash to re-direct energy away from your head, protecting you when you need it most. LED Light Compatible Increase visibility by attaching the Universal Lazer LED to the back of the helmet, so your child can be seen in all light and weather conditions. Increased Coverage Tip-overs happen. This helmet provides increased coverage around the temples, offering extra protection across the head's most sensitive area. Unisize One size fits all. The helmet shell and fit system is designed to accommodate a wide variety of head sizes and shapes. Lightweight Design Built 22% lighter than the previous Lazer Nutz MIPS helmet and with less plastics, its reduced carbon footprint design provides top-rated protection without unnecessary weight.

Whether your youngest rider is travelling in a baby seat, cargo bike, or trailer, Pnut is designed to provide premium comfort and top-rated protection with kid-specific features to maximize your time outdoors together, stress-free. Thoughtfully designed to make gearing your youngest rider up as easy and painless as possible so you can spend more time on the fun part. This unisize helmet features an automatic EZ Fit system that will keep adjusting for a secure fit as they continue to grow, and a user-friendly cheek buckle to minimize tearful chin-pinching. Deeper temple coverage adds increased protection around the head's most sensitive area, while the built-in insect netting brings cool breezes in while keeping bugs and branches out. A flatter shape at the back of the helmet lets your child sit up in their seat and soak in the views more comfortably. This lightweight helmet is certified by the Consumer Products Safety Commission (CPSC) for children ages 1 and up. Enjoy peace of mind while biking with your little one and leave the protection up to us. Better by design, KinetiCore is the world's first responsibly designed and fully Integrated Rotational Impact Protection technology that's built right into the helmet instead of added on after. - WEIGHT: 240g - MATERIAL: EPS Foam, Polycarbonate, Nylon - FIT SYSTEM: EZ Fit - VENTILATION: 12 - ROTATIONAL PROTECTION: Lazer KinetiCore - CERTIFICATION: CPSC Features: Baby Seat Friendly Features a flatter shape at the back to make sitting and enjoying the sights in trailers or baby seats more comfortable. Less Pinches, Less Tears Skip the chin-pinching drama with a child-friendly cheek buckle. Easy Fit No-fuss Automatic EZ Fit system makes finding a secure fit effortless. Just open it, put the helmet on, and it'll automatically adjust to provide the right fit for your child. No More Bugs A built-in insect net keeps bugs out while letting the breeze in, minimizing distractions and irritations. Integrated Rotational Impact Protection KinetiCore Controlled Crumple Zones absorb the force of both direct and rotational impacts in the event of a crash to re-direct energy away from your head, protecting you when you need it most. Increased Coverage Tip-overs happen. This helmet provides increased coverage around the temples, offering extra protection across the head's most sensitive area. Unisize One size fits all. The helmet shell and fit system is designed to accommodate a wide variety of head sizes and shapes. Lightweight Design Built 14% lighter than the previous Lazer Pnut MIPS helmet and with less plastics, its reduced carbon footprint design provides top-rated protection without unnecessary weight.

The Classic certified helmet delivers maximum protection and comfort. - Vents: 11 Open Vents - Interior: Heat-Sealed Premium Pads - ABS Hardshell construction with light EPS core liner - Multi-certified for CPSC, CE, ASTM and AS/NZS 2063:2008 - Small = 54 – 56cm - Medium = 56 – 58cm - Large = 58 – 60cm - X-Large = 60 – 62cm

The Chakra Solo builds on Kali's best-selling Chakra line of helmets. Featuring Composite Fusion technology, a lower polycarbonate wrap and an integrated bug liner for those fast turns just earned. - Anti-microbial pads - Breakaway visor - PC shell and with EPS foam - Dial-Fit closure - 21 vents for maximum airflow - Simple graphics, and gloss finish

Classic good looks, lightweight design and 10 vents to keep the flow going, the Maha provides protection and excellent fit. - Anti-microbial pads - Locking sliders - ABS shell with EPS foam liner - Replaceable fit pads

Now that we have MIPS protection, it’s hard to remember a time when this level of helmet technology didn’t exist. Extra brain protection is simply a no brainer, so along with MIPS we’ve added a lower rear coverage design to shield more of the back of the head. Infinita SX is safe, but it’s also styling with all the latest features like the infinitely adjustable and removable moto-style visor, an integrated goggle strap to keep your eyewear steady on descents, and GoPro mounts on the front and top. Whether you’re slowly cruising or quickly charging, the Direct Flow Cooling channels are specially designed to pull in air at both high and low speeds to cool your head. Combining CINCH One Pro with a full 360° belt allows you the snug sizing and height adjustment to create your perfect fit. Cozy, featherweight LiteForm webbing also adds head-hugging comfort that allows your head to move naturally while it is protected. - Direct Flow Cooling guides airflow into ultra-deep internal channels optimizing ventilation at high and low speeds - 20 large vents - In-mold all-in-one construction for impact-absorbing strength, ultimate durability and crash protection - Moto-style extended protection visor is infinitely adjustable and removable - Integrated goggle strap retainer helps goggles stay in position - Low and high speed impact-tuned construction with optimized EPS density and super-tough polycarbonate shell - CINCH One Pro for simple head-hugging comfort - LiteForm webbing for gram-reducing comfort and performance - TransTextura Plus antimicrobial padding prevents growth of odor-causing bacteria by wicking moisture away from the rider’s head - Integrated dual GoPro compatible camera mounting bridge on front and top of the helmet - MIPS low friction layer between the head and the helmet that provides added protection with respect to angled impacts - S 51-55CM; M 55-59CM; L 59-63CM - Certifications: CE/CPSC/AS

- In-molded construction - TransTextura moisture-wicking, anti-odor inner padding - MIPS Protection - Optional visor

The Scraper 3.0 is just as much at home on the bike as in the halfpipe, protecting the BMX rider as reliably as the longboard fan. And, with the optional winter kit, you can get after it in all types of weather. The intelligent ventilation system, with its many inlets and outlets, and the numerous adjustment options that adapt the Scraper 3.0 to each head in a few easy steps, ensure the greatest possible comfort. - ABS hard-shell technology - High visibility due to powerful reflectors - Ponytail compatibility: Helmet well suited to plait wearers - Forced Air Cooling Technology: Sophisticated ventilation system for an optimal head climate - Excellent ventilation with 4 air inlets and 4 air outlets - Size adjustment by means of a half-ring made from particularly hard-wearing and slightly malleable plastic for optimal stability and fit - Zoom Ace Urban: Finely adjustable fit system with a handy adjustment wheel Sizing: - Medium: 54 – 58cm - Large: 57 – 62cm

- In-molded construction - TransTextura moisture-wicking, anti-odor inner padding - MIPS Protection - Optional visor on Path MTB helmet Sizing: - Small/Medium = 49 – 57cm - Medium/Large = 53 – 61cm

The J1 features many of the same technologies as our adult helmets to make a high performance helmet for youth riders. Whether your little shredder rides on the road, trails, or pump track, the J1 offers excellent protection and comfortable style. The J1 uses our unique TS+ Fit System for progressive adjustment that eliminates pressure points and hot spots. That means a comfortable, snug fit that won't be complained about. Nineteen vents allow plenty of airflow through the helmet, while an integrated visor helps to keep the sun out of your kid's eyes. An insect net will stop bugs getting into the helmet through the vents. An optional integrated rear LED light and reflective details enhance visibility in low light rides home from the trails or pump track. WEIGHT: 295g MATERIAL: EPS Foam, Polycarbonate, Nylon FIT SYSTEM: Turnfit+ System (TS+) VENTILATION: 19 CERTIFICATION: CPSC ACCESSORIES: Optional LED Taillight Features: Adjustable Head Basket Allows the back part of the retention system to be adjusted up and down depending upon your preference and comfort. The nylon ratchet system can be pushed high and out of the way, or low for a feeling of increased security. Rear LED Light compatible This helmet is compatible with the integrated Rear LED Light accessory which improves your visibility from the rear in low light conditions. Turnfit Plus system (TS+) A unique fit system which prevents hotspots or pressure points by making the adjustment around the entire circumference of your head.

Inspired by gravity riders and presenting a modern mountain biking style, this off-road helmet is designed with generous ventilation and added protection Along with essential safety features like MIPS technology, we’ve added a lower rear coverage design to shield more of the back of your head. Direct Flow Cooling channels are designed to pull in air to keep you cool during slow, challenging climbs or flowy descents. With a one-handed dial adjustment and rear fit system you get perfect head-hugging comfort. - Simple, clean and compact helmet shape - Optimized vent design for enhanced breathability - MIPS brain protection system and lower rear coverage - New 360° full surround fit-belt - Intuitive one-handed dial adjustment (Cinch ONE fit system) - Compatible with Alumbra taillight: Liv proprietary taillight docking station - In-molded construction for added strength - TransTextura moisture-wicking, anti-odor inner padding - Pony-tail friendly rear fit system space - Detachable visor - S / M (49-57cm), M / L (53-61 cm)

Sleek, lightweight design meets durable protection for peace of mind as you weave your way through rush hour traffic. With new patented KinetiCore impact protection technology and city-oriented features such as LED light compatibility, the CityZen is the ultimate commuting companion for those who start and end their day in the saddle. Commute with confidence knowing you're protected when it matters most. Better by design, KinetiCore is the world's first responsibly designed and fully Integrated Rotational Impact Protection technology that's built right into the helmet instead of added on after. Using tiny blocks called Controlled Crumple Zones to redirect negative energy away from your brain and into the helmet in the event of a crash, KinetiCore helps protect against both direct and rotational impacts. The CityZen helmet comes in a diverse range of sizes and features TurnSys adjustment to find your perfect fit with the spin of a dial. This highly durable yet lightweight helmet won't leave you sweaty as you walk into the office. This helmet scores a 4-star Virginia Tech protection rating. WEIGHT: 420g (size medium) MATERIAL: EPS Foam, Polycarbonate, Nylon FIT SYSTEM: TurnSys VENTILATION: 4 ROTATIONAL PROTECTION: Lazer KinetiCore CERTIFICATION: CPSC ACCESSORIES: Optional Universal LED Features: Added Protection Dual layer KinetiCore technology offers additional protection. Front vent and lateral wings are designed to flex and improve protection from both direct and rotational impact. Dialed Fit Easy to use TurnSys dial adjusts the helmet to fit comfortably in seconds. Integrated Rotational Impact Protection KinetiCore Controlled Crumple Zones absorb the force of both direct and rotational impacts in the event of a crash to re-direct energy away from your head, protecting you when you need it most. LED Light Compatible Be seen no matter what the conditions are. Increase visibility for those early morning or late day commutes by attaching the Universal Lazer LED at the back of the helmet. Built Tough In addition to protection from the dual layer internal KinetiCore technology, the flexible ABS outer shell construction is made to handle those smaller impacts with ease. 4-star protection rating This helmet scores a high 4-star protection rating from Virginia Tech, which uses the STAR evaluation system to determine the helmet's ability to reduce linear acceleration and rotational velocity of the head resulting from a range of impacts a cyclist might experience. 4-star indicates a "Very Good" rating. Virginia Tech recommends the use of any 4- or 5-star rated helmet. Lightweight Design Built 19% lighter and with 100g less plastics than the Lazer One+ MIPS, this helmet is designed to provide top-rated protection without any unnecessary weight.

The Liv Rev Comp brings the same great benefits of the Liv Rev to all levels of riders. You’ll stay cool and dry with ventilation from the Direct Flow Cooling and moisture-wicking TransTextura PLUS as you grind uphill and hit the flats. Open up on high-speed descents with a perfectly snug fit for zero distractions, thanks to the CINCH Pro head-hugging fit system. Whether you attack during a group ride or hang back to take in the views, Liv Rev Comp has you covered with a stylish design and uncompromising comfort. Liv Rev Comp is available with the latest MIPS technology for maximum crash protection. - AirFlow 14-vent cooling system is enhanced by three large center vents pulling air through the helmet and over the rider’s head to keep them cool - In-mold Polycarbonate (PC) shell with lightweight EPS foam provides maximum protection without being uncomfortable - Lightweight, comfortable LiteForm webbing wraps around the head for a secure and comfortable fit. It’s also hydrophobic so it won’t absorb sweat or stretch out like other webbing - Locking cam buckles keep the LiteForm webbing anchored securely - TransTextura Plus anti-microbial padding helps fight bacteria growth by pulling sweat from a rider’s head and transferring it through the AirFlow vents. The natural property of the fabric inhibits microbes that cause odors - Cinch Pro fit system offers optimal coverage by cradling the occipital bone for full protection, support and comfort - Numen+ Link TL Magnetic mount compatible - MIPS Brain Protection System optimized design - Certifications: CPSC/CE - Small/Medium- 49-57cm; Medium/Large- 53-61cm

The FeatherWeight features In-Mold technology to make a custom shape and fit utilizing a thin outer shell that covers and protects high-density EPS foam. - High density EPS in-mold construction - Tested and certified for CPSC and EN 1078 standards for bicycle use - Two sets of padding included for custom fitting - Crow rivets and 10 flow-vents to keep cool - Small/Medium = 50 – 56cm - Large/X-Large = 58 – 61cm

The Macator is a sporty entry-level helmet for cyclists looking for an outstanding all-around helmet. The Macator not only has comfortable padding but also offers excellent ventilation. - In-Mold: Lightweight, durable helmet with a long-lasting combination of EPS core and Polycarbonate shell - Bug mesh: Full protection from insects - Ponytail compatibility: Perfect fit for people with long hair - Full-ring: Adjustable ring connected to adjustment system enclosing all of the head - Excellent ventilation with 5 air inlets and 8 air outlets - Zoom Ace: Finely adjustable fit system with handy adjustment wheel for a customizable fit Sizing: - Medium: 51-55cm - Large: 52-58cm - X-Large: 58-62cm

FOR OFF-ROAD ADVENTURES An ideal off-road helmet for the first rides on uneven terrain. The MoTrip promises a high level of comfort for your rides over hill and dale. The deep fit of the MTB helmet ensures the best possible protection for the head. To make off-road rides more comfortable, the MoTrip is also equipped with the MTB adjustment system. This enable both individual size adjustment and height adjustability using the adjustment wheel at the back of the head. This is a great advantage for ponytail wearers, as they can make room for a ponytail by adjusting the height. Go on off-road adventures with the lightweight and well ventilated bike helmet or alternatively wear it for commuting. - In-Mould for a permanent bond between the outer shell and the shock-absorbing helmet material (EPS) - Zoom Ace MTB: Height-adjustable adjustment system to fit the head circumference - Ponytail compatibility: Helmet well suited for ponytail wearers - Adjustable strap divider - Height-adjustable visor - Ventilation: excellent ventilation through 6 air inlets and 8 air outlets

OFF ROAD STYLE The new MTB helmet from Lazer! Top-end performance at a great price. The color-matched and fully integrated visor looks great and keeps sun out of the eyes and off the face. 15 vents keep the interior cool on those long single track climbs. The TS+ retention system with Adjustable Head Basket allows for a secure and easy-to-adjust helmet and delivers a perfect fit for every ride. The integrated low-friction MIPS layer adds additional protection against rotational impacts. - Increased protection - Visor - Turnfit Plus system - MIPS layer - Fit System: Turnfit Plus system - Construction: In-Mold - Ventilation: 15 vents - Weight: 305g (S) - Certification: CE-CPSC-AS

The Chiru MIPS lets you push your limits mountain biking without sacrifice. A low friction MIPS layer and deep coverage at the sides and rear of the helmet helps protect your head against unexpected knocks. The Chiru MIPS pairs extended coverage with a MIPS layer to give you excellent protection. Chiru MIPS has been awarded the Virginia Tech 5-Star "Best Available" protection rating. Stay comfortable on all-day epics: the Turnfit+ System retention system will keep your helmet secure while eliminating pressure points. A color-matched integrated visor will help prevent squinting, so you can keep shredding on the sunny days. Fifteen well-placed air vents promote airflow even on slow, technical climbs. The optional rechargeable rear TS+ LED light will come in handy when you ride until dark and still need to pedal home from the trails. Sizing: - Small = 52 – 56cm - Medium = 55 – 59cm - Large = 58 – 61cm

Whether it's the race bell or alarm bell, the Prime's modern design and ample ventilation motivate you to grab it and go on your next ride. - Technology: Composite Fusion - Features: Anti-Microbial Pads, Locking Sliders - Material: PC Shell & Under Wrap, EPS Foam - Vents: 21 - Weight: 270g / 9.5oz - Certification: EN 1078, CPSC, AS/NZS 2063-2008 - Intended Use: Commute, Recreational, Enthusiast - Small/Medium = 54 – 58cm - Large/X-Large = 58 – 62cm

The MET Downtown MIPS is a truly modern touring helmet, ready for a weekend trek or the daily bicycle lane. The internal air-channeling and large number of vents provide exceptional ventilation. The 360° head belt and lightweight design ensures that there will be no pressure points on the skull. Featuring the MIPS-C2 rotational management system, the Downtown is able to slide against the head in the case of a crash, redirecting damaging rotational motion. MIPS is engineered to add extra safety to the standard construction of helmets in case of certain impacts. The MIPS Brain Protection System (BPS) is attached inside the helmet, between the comfort padding and the EPS. - In-mold polycarbonate shell with EPS liner - MIPS-C2 Brain Protection System offers extra protection in the case of certain impacts - Safe-T Twist 2 Fit System - 360° head belt and vertical adjustments offer a customized fit - Straps with an adjustable divider provide a customized fit - Reflective rear decal to enhance visibility - 17 vents are internally engineered for air channeling to improve ventilation and comfort - Comfort pads are hand-washable - CE; AS/NZS; US Sizing: - Small/Medium = 52 – 58cm - Medium/Large = 58 – 61cm

MET Miles MIPS is a touring helmet with road spirit. It has a comfortable shape and plenty of vents to enhance air flow. Featuring the MIPS-C2 brain protection system, the Miles is able to slide against the head in the case of a crash, redirecting damaging rotational motion. MIPS is engineered to add extra safety to the standard construction of helmets in case of certain impacts. The MIPS Brain Protection System (BPS) is attached inside the helmet, between the comfort padding and the EPS. The unique 360° head belt ensures that there will be no pressure points on the skull, allowing you to achieve the perfect fit. - In-mold polycarbonate shell with EPS liner - MIPS-C2 Brain Protection System offers extra protection in the case of certain impacts - Safe-T Twist 2 Fit System - 360° head belt and vertical adjustments offer a customized fit - Straps with an adjustable divider provide a customized fit - Reflective rear decal to enhance visibility - 18 vents are internally engineered for air channeling to improve ventilation and comfort - Comfort pads are hand-washable - Reflective rear decal - Certifications: CE; AS/NZS; US Sizing: - Small/Medium = 52 – 58cm - Medium/Large = 58 – 61cm

The Serfas Kilowatt is E-Bike certified and features adjustable venting which be can be opened or closed depending on how much air flow you want, also a built-in rear LED safety light for added visibility with additional reflective design accents, and an easy-to-adjust fit system. - Tested and Certified to NTA 8776 E-Bike Helmet Standards - Adjustable Top Vents (Slide Open/Close) - Built-In Rear Light - Rear-Facing Reflective Accents - Adjustable Straps - Easy-To-Adjust Fit System (Rear Knob) - Weight: 484 Grams - Vent Count: 8 - Sizes: S/M (54-58cm), L/XL (58-61cm)

All the elements come together in the Pace, a Composite Fusion trail helmet that is so light and comfortable you'll forget you're wearing it. - Features LDL, proprietary multi-G impact technology - Break-away visor - Removable and washable liner - Anti-microbial pads resists odors - Locking sliders - Micro-fit closure system - PC shell and under wrap - EPS foam

The Hyban 2.0 combines a particularly robust, hard shell with huge air intakes. In combination with the bright, integrated LED rear light, the Hyban 2.0 is the perfect everyday helmet for the city. - ABS hard shell: Robust helmet made of EPS foam and injection molded outer shell - High visibility: High visibility due to reflectors - Bug mesh: Full protection from insects - Ponytail compatibility: Perfect fit for people with long hair - Full-ring: Adjustable ring connected to adjustment system enclosing all of the head - Excellent ventilation with 5 air inlets and 8 air outlets - Zoom Ace Urban: Finely adjustable adjustment system with handy adjustment wheel for a customizable fit - Large, high-mounted, and integrated LED taillight with 180° visibility Sizing: - Medium: 52-58cm - Large: 56-61cm - X-Large: 58-63cm