2Vi - a high-performance helmet technology platform developed by Sweet Protection especially designed to increase safety and comfort. New modern mono shell construction with variable thickness TLC: Thermoplastic Laminated Carbon Fiber 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 all our goggles Internal Goggle garage with goggle vents Adjustable ventilation Fidlock Magnetic buckle for safety and ease of operation Listen to your favorite music with our Audio Ready system (Sound Chips are sold separately!) Removable earpads Easy to fasten hook goggle retainer Sweet Protection Trooper 2Vi Mips Helmet