GrovTec Cartridge Sling, 48x1, Black GTSL30 Premium Padded Cartridge Slings Tapered design emphasizes width at the load-carrying position to spread weight over a greater area. Integrated thumb loop relieves tension on your hand and forearm as well as stabilizing the firearm. Non-skid durable long-wearing material holds just enough to keep the firearm in place without inhibiting your ability to quickly shoulder your firearm. Individual shell loops keep your extra ammo readily handy.