Lightweight & well ventilated through in-mold construction and 15 VentpointsAdditional protection through extended rear shell coveragePrecise fit with 3 independent shell sizesPlush interior liner made with anti-microbial fabricMagnetic Fidlock closure systemContego Eps protectionSizing: XS/S 54cm-56cm, M/L 57cm-59cm, XL/XXL 60cm-62cm