Our Grand Trunk Hammock Tree Slings will help you set up your hammock in minutes - which means more time to soak in those views. Grand Trunk Tree Slings are TREE FRIENDLY. This means you can safely hang hammocks with straps that won&';t damage trees. This tree protecting strap meets the width requirements for state and national parks. Features Pre-knotted for easy hanging and adjusting height. Works with most hammocks. Includes stuff sack for stress-free travel. Includes tree protector that meets width requirements for all State Parks! Simple to make new knots for additional hammock adjustment. Tech Specs Material: High-grade woven polyester Number of Slings: 2 Tree Protector: 2" wide x 24" long nylon webbing. Length: 5mm x 10 ft Weight Capacity: 400 lbs / 181 kg Weight: 8 oz / 226 g