NewCool High Quality Outdoor Eco-Friendly Portable Camping Hammock Tree Hanging Straps with Stainless Steel S Hooks and D Rings, Set of 2 NewCool camping cots hammock tree straps are designed to be strong and safe for hanging a hammock to trees, tree friendly. NewCool outdoor eco-friendly hammock tree hanging straps with carabiner hooks are made of heavy duty weather resistant nylon. Contains 2 per pack, black. For security we suggest multi-wrapped layers. Secure hook and loop design. Bearing the static weight of 200 kg.