S-One Sizing Liners


The S-ONE LIFER Helmet Sizing Liners are replacement front and back pads for the S-ONE LIFER helmet.


Small fits 21" heads, Medium fits 21.5" heads, Large fits 22" heads, X-Large fits 22.5" heads, XX-Large fits 23" heads and XXX-Large fits 23.5" heads.  If you are confused just give us a call and we will help you out.


Soft Liner Soaks Up Sweat

Rebounds Back To Original Shape

Anti-Microbial/Moisture Wicking