Affordable MIPS trail helmet for young riders Don'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 older riders get in their 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 and forces that could otherwise damage it.