Stretch neoprene pad for comfort. Tacky sharkskin back keeps the sling from slipping off the shoulder. Rugged stretch binding adds durability and controls the stretch to reduce sling bounce when walking. Swivels have a spring loaded attachment pin that can be secured in a closed position by screwing the threaded cap tight against the swivel body. Swivels have steel sling loops, attachment pins and a cast body.Specifications and Features:Feature 1 - Neoprene Gun Sling FeaturesFeature 2 - Made with Heavy-Duty NeopreneFeature 3 - Spandex BindingFeature 4 - Swivel Rated for 300 lbs.