Wiebad Loop Bag Made from 1000D Cordura Nylon; filled with polypellets, which do not absorb water The shooting bags are triple stitched for strength Approximate size: 9"x5"x1.5"; Approximate weight: 1 lb Allows the shooter to make quick and reliable adjustments to elevations simply by squeezing the bag or by releasing grip tension Unique shape allows for three different levels of elevation idea for more conventional hunting stocks as well as modern skeletal stocks