The Wiebad Barricade Shooting Rest Bag was designed for shooting off surfaces that do not allow the use of a conventional bipod. It's designed to be used from the roof top stage at your next rifle match to your deer blind window at the deer lease. As well as conforming to all surfaces, it also does an outstanding job protecting your rifle stock from wear and abuse. Ships with adhesive loop Velcro to attach to the underside of your rifles stock forearm.FeaturesMade from 1000D Cordura NylonTriple stitched for strengthFilled with polypellets, which do not absorb water