* with MIPS brain protection system designed to reduce the rotational movement on the head transmitted to the brain * Aerospace materials * anatomically shaped '3D' cheek pads with emergency release system Article: Troy Lee Designs D4 Composite SRAM Downhill Helmet, white-red, Size L Article: Troy Lee Designs D4 Composite SRAM Downhill Helmet, white-red, Size L, white-red, Size L