1/2 inch Felt Liner. Contour Shape with convenient handle in front. The Micro Suede top is durable, abrasion resistant and provides a non slip base. Reinsman's exclusive Tacky Too® bottom is a non-slip material that is anti-bacterial, ventilated, pressure distributing, shock absorbing, and deceptively tough and durable. It does not pull or collect the horse's hair nor do.