HJC RPHA Max Align Helmet The RPHA-Max helmet is the first modular helmet with the styling and look of a full face sport bike helmet. Designed for superior fit comfort using advanced CAD technology, the new HJC MAX modular helmet is constructed from Advanced P.I.M. (Premium Integrated Matrix) a composite of Carbon fiber, Fiberglass epoxy, Aramid epoxy, Organic fibers resulting in a remarkably strong extremely lightweight helmet. Features Single-Button one handed chin bar/face shield release HJCs lightest modular helmet ever designed! Size small weighs in at approximately 1565 grams ( 45g) One-touch Integrated Sunshield Three position adjustable smoke tinted sunshield Extremely quiet helmet at even high speeds Superior Fog Resistant Clear Pinlock Max Vision shield with included Clear Pinlock Insert RapidFire II shield replacement system Simple and secure shield ratchet system provides ultra-quick, tool less removal and installation for efficient operation 2-Stage shield closure mechanism Compresses shield into eye port gasket providing an extremely secure seal Center Shield Lock Glove-friendly center shield lock that greatly reduces shield flex ACS Advanced channeling ventilation system features full front to back airflow that flushes heat humidity up out Cool4ever interior lightweight, moisture wicking, odor free and antibacterial, premium soft feel with ginkgo extract. innovative new fabric offers self-cooling properties, cooling faster then other major fabrics Includes removable chin curtain, chin curtain extender and breath guard 3 shell sizes 5 year limited Warranty Meets or exceeds D.O.T. standards