S1 Lifer Retro Helmet - Black Matte with Black Stripe | Adult Skate Full Cut Helmets from S-One Mouth Guards They cannot be mounted to

They cannot be mounted to standard Lifer helmets

Sold in 4 packs and need 8mm bearings

Injection molded

Hardness: 101a

S1 Lifer Retro Helmet - Black Matte with Black Stripe | Adult Skate Full Cut Helmets from S-One Mouth Guards They cannot be mounted toS1 Lifer Retro Helmet Adult Skate Helmets from S One NOTE: We send extra sizing inserts to insure good fit options. I. E If you order medium helmet we will send you sizing inserts for small, medium and large. The S1 Retro Lifer Helmet is fully certified to help protect against multiple low impacts and single high impacts. S1 Retro Lifer Helmet Specs: Specially formulated EPS Fusion Foam Certified Multi Impact (ASTM) Certified High Impact (CPSC) 5x