The Grimnir 2Vi MIPS helmet is a full pre-preg carbon fibre beast providing massive strength and impact performance in a low volume profile. With its ten (that's all your fingers) penetration proof vents this is a well-ventilated hard-shell helmet now weighing in 23% lighter than its predecessor (630g). The helmet is one of the most advanced freeride helmets on the market and includes Sweet’s revolutionary 2Vi Technology Platform, engineered to out-perform without compromising on weight or volume.   FEATURES: 2Vi - a high-performance helmet technology platform developed by Sweet Protection especially designed to increase safety and comfort. Full pre-preg carbon fiber shell construction with variable elasticity, to fit your head without compromising protection Complex geometry multi-density shock absorbing liner 2-Layer Mips brain protection technology Snap-in lining – provides incredible comfort while being easily removable and washable Turn dial Occigrip fit system with height adjustment Adapted goggle fit – will provide the best possible fit with goggles Internal Goggle garage with goggle vents Adjustable ventilation 10 large penetration proof vent ports in polycarbonate Fidlock Magnetic buckle for safety and ease of operation Listen to your favourite music with Sweet's Audio Ready system (Sound Chips are sold separately) Removable earpads Easy to fasten hook goggle retainer