The Neoprene Stretch Buttstock Ammunition Carrier is made from Mossy Oak Break-Up Country 3mm stretch Neoprene and Nylon, this shell holder adjusts to fit most guns with its hook and loop closures. Provides a slip proof grip surface that also protects the gun's surface and includes special slits for sling swivel studs.FeaturesMossy Oak Break-Up Country Camo3mm Stretch Neoprene and NylonFits Most GunsSlip Proof Grip SurfaceWill Fit Most Shotgun Shell Gauges Besides .410