XS 46-52 cm / 18"-20 1/2"
Injection-molded ABS shell
Expanded Polystyrene (EPS) protective inner foam for high impact protection
2 front intake vents
5 top-mounted exhaust vents, and 2 rear exhaust vents
Adjustable Spin Dial allows for perfect fit
Anti-Pinch, Magnetic Buckle for easy, one-handed operation
Reflective logos front, back & sides
1 Nutcase wrist band for letting your friends know that you "Love Your Brain"!
Rust proof rivets with Nutcase helmet guy logo
Soft fabric chin strap for maximum comfort