BERN HENDRIX MIPS WINTER HELMET MET CHARCOAL HATSTYLE/BLK LIN | 069749 Weight: 520 Grams (M) Standards: CPSC, EN1077B, EN1078 Easy-clip keeps googles in place Compass fit : Tightening system at the back for a perfect fit Helmet with MIPS technology (Multi-directional Impact Protection System) Designed to protect against rotational violence to the brain caused by rotational impacts Sizing: S: 52 - 55.5cm Μ: 55.5 - 59cm L: 59 - 62cm