Butler Creek Muddy Girl Serenity Teal Camo Comfort Stretch Sling w/Swivels. Makes your gun feel 50% lighter. Comfort stretch backing moves & flexes with the firearm. Four elastic cartridge loops hold ammo. Non-slip grippers keep sling snug on the shoulder. Uncle Mike's QD super Swivels sewn in. The world's most comfortable slings. Condition is New.