Replacing your liners or adjusting the fit of your S1 Lifer helmet is so easy with their helmet sizing liners. All liners are compatible with all the S1 helmet shell's and can be mixed and matched to find your perfect combination.

Colour : Size : Thickness

Grey : X-Small : 14mm

Red : Small : 12mm

Gold : Medium : 10mm

Black : Large : 8mm

Green : X-Large : 6mm

Blue : 2X-Large : 4mm

Purple : 3X-Large : 2mm