All O'Neal helmets are designed using the latest technology and are tested at independent labs for safety security. Proper head safety is critical. Trust the company that's been producing protective apparel for over 45 years, trust O'Neal Features: Lightweight fiberglass construction - Shell weight (50g): 1150 g (size M) - Adjustable visor design - Maximum airflow throughout the helmet, delivered by oversized vents and EPS channels - Coolmax liner -Ultra-plush removable and washable padded inner liner keeps you cool and dry by wicking away sweat (sweat absorbing) - Rubber roost nose guard - Removable mouthpiece for easy cleaning - Durable multi-colored, clear-coated graphics - Meets standards: DOT, ECE 22-05, AS/NZS and ACU - Side goggle traction pad keeps goggle strap securely in place - High air intake mouth vent with screen lets air in while keeping debris out - Replacement liners / cheek pads and visors available.