2mm left/right adjustment

they're fully recyclable

Road racing

The B1 Domain is even stiffer and stronger than before but remains reasonable in the weight stakes

while the durable clipless system is 4-sided for easy entry and clears mud well

Fox Dropframe Pro Helmet - L - Nyf Cream Envelope Shipping 2mm left/right adjustmentA three quarter lid that offers confidence inspiring coverage The Dropframe Pro Helmet is a game changing, open faced 3 4 enduro helmet. It features Mips, the BOA Fit System for class leading fit and security, increased ventilation, plus an Ionic+ anti microbial liner and cheek pads to optimize fit. With its increased coverage for the ears, jaw, and back of the head, this MTB helmet provides the most complete coverage we offer in an open face helmet.