The S-One Lifer Helmet is one of the best-fitting and safest helmets for skateboarding, longboarding, BMX, and roller derby. The Lifer Helmet is a Dual Certified Helmet, meaning it is ASTM certified to protect your head from multiple low-impact impacts and CPSC certified to protect your head from single high-impact impacts. The Lifer Helmet is a certified "multi-impact" helmet and is up to 5x more protective than soft foam non-certified helmets.
