Helmet - S1 Lifer - Black - In StoreS1 Helmets authorized dealer in San Diego & EscondidoThe S1 Lifer Certified Skate/Bike Helmet is a premium, safety-driven choice for electric bike riding when comfort, secure coverage, and trusted protection are the priority. Featuring a Deep Fit Design and specially formulated EPS Fusion Foam, it’s built to help disperse energy away from your head in the event of an accident—whether you’re cruising city streets or riding at the skatepark. Lightweight and designed to fit well, this dual certified helmet is widely trusted and known for its high standard of safety testing.Key Features Extra sizing flexibility: Helmet comes with extra sizing liners for multiple sizing options. Specially Formulated EPS Fusion Foam: Designed to protect your head from multiple low force impacts as well as high impacts. Certified Multi-Impact: ASTM F-1492-15 Safety Compliance Testing for Skateboarding and Roller Skate Helmets. Certified High Impact: CPSC 16 CFR Part 1203 Safety Compliance Testing for Bicycle & Skate Helmets. Up to 5x more protective: 5x More Protective Than Non-Certified Soft Foam Skate Helmets. Deep Fit Design: Built for a secure, confidence-inspiring fit. Specifications Feature Details Fit / Sizing Helmet comes with extra sizing liners for multiple sizing options Foam Specially Formulated EPS Fusion Foam Certification (Multi-Impact) ASTM F-1492-15 Safety Compliance Testing for Skateboarding and Roller Skate Helmets Certification (High Impact) CPSC 16 CFR Part 1203 Safety Compliance Testing for Bicycle & Skate Helmets Protection Claim 5x More Protective Than Non-Certified Soft Foam Skate Helmets Design Deep Fit Design Assembly & Build Options In a Box (Factory-Sealed)The “In a Box” option is delivered in the manufacturer’s original packaging and arrives unassembled. Professional assembly will be required prior to riding, including proper installation, torque verification, and safety inspection of all components. This option does not include assembly services, safety inspection, tuning, or ongoing service support from our retail location. All warranty claims, technical support, and product-related concerns must be handled directly with the manufacturer through the manufacturer’s official support channels. Ready to Ride (Professionally Assembled)The “Ready to Ride” option includes full professional assembly by our certified technicians. Each eBike is carefully built, safety-checked, tuned, and test-ridden to ensure optimal performance and reliability before pickup. Your eBike will be fully prepared for immediate riding from our retail location — no setup required. In the event of a manufacturer-covered warranty issue, our service team will coordinate directly with the manufacturer on your behalf, including parts processing and warranty facilitation. Warranty & ManualWhy Choose This Model?For riders looking for a best-in-class helmet for electric bike use, the S1 Lifer is a standout thanks to its dual certifications, Deep Fit Design, and specially formulated EPS Fusion Foam engineered for both multiple low force impacts and high impacts. With extra sizing liners for multiple sizing options and a reputation as the #1 bestselling dual certified helmet in the USA, it’s an excellent pick for anyone who values safety and a secure fit.Explore MoreExplore more eBike parts, accessories, and upgrades at Escondido eBike Super Shop, with a wide selection of components chosen for compatibility and everyday reliability.Escondido eBike Super Shop offers riders access to a broad parts and accessories selection, trusted eBike brands, and local support in Escondido, San Diego, and the wider Southern California area, with shipping available across the USA.