Product parameters:Material: nylonSize: 5.0 cm wide, 150 cm longColor blackWeight : 323gStorage weight: about 150-200kgApplicable scene: outdoor swing, hammock Scope of delivery:2 packs of tree protection mats 2 screw-lock carabiners2 long straps with D-rings1 storage bag. Ultra Secure Swing Attachment: We offer the free, thicker tree protection mats that avoid sudden breakage caused by long-term friction. They are easy to tie to the tree with velcro, safer.Sturdy D-ring Carabiner: With our swing hanger, you can have no worry when swinging.Durable strap material : The hammock hangers are made of industrial and durable nylon material, water-resistant and tear-resistant. With double stitches, the straps are stronger and prevent breakage.Fits all swings: High-strength straps for tear resistance + stainless steel carabiners / D-rings. It is good for tree swing, tire swing, garden swing and nest swing, hammock and camping.