The BTCP is made of our Hawktex non-slip material for absolute positive cheek weld. It has unique height adjustable inserts (provided) which are numerous layers of closed cell foam you stack to the exact height that you require. It stays firmly in place on your buttstock with 3 adjustable straps and a fully adjustable end retaining strap to stop forward slip. Picture shows Coyote Tan, actual item is Black. Wt: 4 oz.