The Rival double compartment shotgun shell pouch by Allen® is made using a heavy cotton canvas material and can hold up to two boxes of 2 3/4 in. 12 Gauge shotgun shells side-by-side. Use the inside compartment to hold your shotgun shells and put your empty hulls in the outside pocket. When the hull compartment is full, slide the bottom of the pocket open with the zipper to quickly dump them out. The Rival double compartment shotgun shell pouch comes with a 2 in. wide webbed belt that adjusts up to 52 in. and has a large side release buckle.