Crosstac Viper Competition Shooting Rest Bag - This bag is an amazing all around bag. The odd positions shooters can find themselves in can make it hard to get a good rest. With theViper competition bag, your solution is here. The bag can open up to straddle all types of things. Spin it around and it allows you to have a 4in, 9in, or 13in shooting rest. 500D Mil-Spec Material Ultralight Poly Fill Zippered To Adjust Fill As Needed Made In The USA