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

Features:

• Soft Liner Soaks Up Sweat
• Rebounds Back To Original Shape
• Anti-Microbial/Moisture Wicking