Half-shell helmet, outer shell fibreglass-reinforced composite thermoglas, flame and heat resistant ; Surface 3-coats-2K-finish, clear top coat high gloss with UV-stabilizer ; Embedded retro-reflective trim on the side and back ;Inner shell high quality, heat-resistant PU foam, inset fastening for chinstrap ; Headband high quality Nylon, back area angled at 45° ; Pinlock fastening for continuously adjustable seize, 50-64cm inside the outer shell ; Head cushion flameproof, detachable ; Velcro inner liner for height adjustment ; 3-point chinstrap, Nylon fastening ; Neck protector sealed, flush installation by Velcro tape, genuine leather. ; Inner shell, headband, straps, cushions and neck protector mechanically linked together, easy to replace