The Wulfsport Race Series MX Helmet is packed with features... Specifications Include: ACU Gold Approved - meets the ACU requirements for track use Fibreglass Composite Shell Double-D Ring Fastening Easily adjustable and removable peak Multi-vent system keeps you cool ECE R22-05 homologated making it road legal within the EU 6 colours available Weight: 1100g +/- 50g (size L)