The S1 Lifer Helmet is S1 Helmets flagship skate helmet. The S1 Lifer is a break through design combining all the advantages of a high impact and multiple impact certified skate helmet with a low profile skateboard helmet look. You can call it a skate helmet,skateboard helmet, bike helmet,long board helmet, roller derby helmet, roller skating helmet or scooter helmet because it offers the best protection no matter how you roll. We insure that the S1 Lifer Helmet meets and/or exceeds current helmet safety standards by batch testing every production we make. When you buy an S1 Lifer Helmet you are buying the best skate helmet on the market.