The Shadow Classic Helmet is constructed with a high-impact ABS hard shell with a light EPS core liner for even distribution of force upon impact. - ABS Hardshell construction with light EPS core liner - Includes two sets of padding for a custom fit - CE and CPSE certified - Shadow Crow Head rivets and Classic woven label - X-Small = 46 - 50cm - Small/Medium = 50 - 56cm - Large/X-Large = 56 - 61cm - XX-Large = 61 - 65cm