This lightweight, fully encapsulated all-mountain helmet utilizes maximum coverage and dimension to keep you safe and protected in all riding conditions. Whether you're charging single track, riding dirt jumps or grinding out miles on the XC bike, the A1 helmet offers the premium fit, protection and style you want.
Reinforced polycarbonate shell in-molded with the EPS liner extends down the sides and back of the head for maximum protection and durability
MIPS brain protection system, reduces rotational forces to the brain
8 pressurized intake passages draw in cool air for maximum ventilation
8 rear vacuum vortex outlets help exhaust and draw heat from head
Triple position adjustable retention system allows customized fit for various eyewear, head shape and riding styles
Single piece, ultra-plush, removable and washable comfort liner made of anti-microbial moisture wicking material for a dry, comfortable feel
Full spectrum adjustable moto inspired visor with anodized aluminum hardware
Extra Large/XX Large
21.3" - 22" 54 - 55cm
22.4" - 23.2" 57 - 59cm
22.6" - 24.8" 60 - 62cm
6 3/4 - 7
7 1/8 - 7 3/8
7 1/2 - 7/8
How to Measure To find your perfect fit, measure the circumference of your head just above your ears and eyebrows using a cloth tape measure or a piece of string and a ruler. Use the chart above to determine the proper helmet size for you.
Comfortable helmet but the visor is weak and flimsy, mine lasted one week from date of purchase and now I cant get a matching visor, Troy lee designs have terrible costumer service, wont ship replacement visors to Canada for some odd reason.
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