Troy Lee Designs A2 MIPS MTB Helmet - Pinstripe - White-Reflective YGroup_fox-racing-ranger-fire-jacket-YG Our improved bite valve design

Our improved bite valve design delivers 25% more flow

Its minimalistic design is optimized for versatility and ease of use

It's what you want in serious rain gear

Most kits include a pair of adapters only

Magnetic shank holds tight and allows users to interchange bits as needed

Troy Lee Designs A2 MIPS MTB Helmet - Pinstripe - White-Reflective YGroup_fox-racing-ranger-fire-jacket-YG Our improved bite valve designCOOLER, FASTER IN A PROTECTIVE PACKAGE THE A2 The all new for 2017 A2 helmet redefines mountain bike safety, style, comfort and ventilation. The first helmet in its class to combine EPP (for slow speed impacts) and EPS (for high speed impacts) in one sleek package, that will set a new benchmark for mountain bike helmets.