Project.23 Helmet Liners - For Carbon Helmets

Project.23 Liner Get yourself some spare cheek pads and liner or maybe you need to fine-tune the fit of your Project.23. Liner Thickness XS: 8mm (Can also be used to replace a S (6mm) liner to tighten the area around the top of the head) S: 6mm (Can also be used to replace an XS (8mm) liner to loosen the area around the top of the head) M: 8mm (Can also be used to replace a L (6mm) liner to tighten the area around the top of the head) L: 6mm (Can also be used to replace a M (8mm) liner to loosen the area around the top of the head) XL: 8mm (Can also be used to replace an XXL (6mm) liner to tighten the area around the top of the head) XXL: 6mm (Can also be used to replace an XL (8mm) liner to loosen the area around the top of the head)