Features: Helps reduce up to 70 percent of felt recoil increase stability for improved control Made from LimbSaver's proprietary vibration-dampening NAVCOM material; non-slip surface for use in all harsh weather conditions Provides stable shooting platform while also improving the comfort of your firearm. Built to be used outdoors in all harsh environments 1a ^2 LOP 5 3/32" x 1 13/16" Grindable to: 4 1/4" x 1 5/16"