Fox Mainframe Youth MIPS Helmet - Youth - One Size Fits Most - Emerald PDP|Option We do not recommend tuning

We do not recommend tuning washers on the GripShift system

Top panel zippered slash pocket

Di2 cables

Awesome airflow

Dual-density EPS and EPP liner provide excellent protection against both high and low-speed impacts

Fox Mainframe Youth MIPS Helmet - Youth - One Size Fits Most - Emerald PDP|Option We do not recommend tuningDon't take chances with their most precious asset their brain. The Youth Mainframe Helmet delivers the goods to young riders, offering them the same proven safety features available to older riders get with the Mainframe helmet, and all with the same easy trail style. Featuring extended coverage to protect more of their noggin', the proven MIPS impact protection will keep their brain safe in the event of a crash by absorbing and redirecting energies