Precisely sized to hold seven M4 30-rnd mags, stacked either vertically or horizontally, it also functions as a dump pouch for shotgun shells, M4 magazines, or pistol magazines. Alternatively, the Rollypoly is a multi-purpose utility pouch. Integral belt loop or may be attached to MOLLE or PALS webbing. Hang packaged. Lon thread (stronger than ordinary industry standard nylon thread). #AS-100 high grade closed-cell foam padding material for superior shock protection. High tensile strength nylon webbing. #10 high strength zippers and zipper tracks. Utx-duraflex nylon buckles for low sound closures.