Description Meets ECE Durable and lightweight polymer shell. Dual density EPS liner – two layers of EPS, one softer one slightly harder, combine to provide a more progressive impact absorption for different levels of impact. Custom molded rubber trim with integrated nose guard helps keep rocks and debris away from your nose. 3 shells and 4 EPS sizes for a precise fit. Comfort liner & cheek pads absorb sweat, while also providing plenty of ventilation. Removable and washable interior. Multi-port air induction cooling system includes 4 intake and 6 exhaust vents that create massive airflow to keep your head cool. High-Flow ventilation system is designed to precisely align the comfort liner and EPS (Expanded Polystyrene) to maximize airflow. Hi-Flow Mouthpiece allows plenty of air flow and is replaceable Cold weather kit, includes a breath guard and plug kit. Includes soft Fleece helmet bag.