Designed for Samshield Helmets; this Samshield Premium Replacement Liner instantly revitalizes your helmet. The Samshield Premium Replacement Liner is a memory foam liner with unmatched comfort and ensures a constant thickness over the years of use. The liner is removable and machine washable. It has a clip system fixation to prevent movement. This replacement liner is intended to replace your existing liner. It can be used in both the Samshield Shadow Matt and Premium helmets.