The B2 Snow helmet is perfect for the skate influenced snowboarder that looks for lightweight multi impact protection. The B2 Helmet comes in a classic styling with 15 screened vents that will keep your head cool at all times. The Windsheild provides a gapless fit between your goggles & the helmet so you don't get that cold wind hitting your forehead. Checkout the key features below & alternative B2 helmets. Size Guide: Small fits 53-54cm Medium fits 55-56cm Large fits 57-58cm XLarge fits 59-60cm