Slogan Outdoors Slings So Long Magnum Heavy Weight Sling W/Brute Swivels Black The Long Magnum is constructed of a high-tech synthetic rubber and has a life expectancy of 35 plus years without dryrot. Comfortably grips your shoulder under tension, keeping your weapon in a secure position. The elasticity of the material allows the strap to be stretched over your head worn a backpack position. This sling is impervious to the weather, quiet, non slip, shock absorbing, UV stabilized, and stays flexible to 40 degrees below zero. Recommended for shirt sizes XL or larger (big or tall) and accommodates all weapon weight classes, recommended for 9 plus lbs.