Ultra lightweight shell made with Polycarbonate / ABS material provides superior protection|Mips® (Multi-directional Impact Protection System) is a low frictional layer designed to reduce rotational motion transferred to the head from angled impacts|EPS foam impact liner helps absorb the forces of front, side, or rear impacts|Includes a 4-point cross-over chin strap with quick release buckle that is adjustable for a safe & secure fit|Rugged non-slip adjustable SURE-LOCK wheel ratchet ensures proper suspension performance and effortless fit for all head sizes|Inner suspension includes comfortable padding for above the brow line|Meets ANSI Z89.1-2014 Type II, Class E|Meets clauses 4.2 of EN12492|Compatible with full line of Traverse accessories