Product parameters: Material: nylon Size: 5.0cm wide, 150cm long Color: black Weight: 323g Storage weight: about 150-200kg Applicable scene: outdoor swing, hammock Package includes: 2 packs of tree protection mats 2 screw-lock carabiners 2 long straps with D -Rings 1 storage bag. Product Description: 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, more secure. STURDY 304 STAINLESS STEEL D-RING AND CARABINER: The 10mm carabiners and 6mm D-rings are all forged from high quality 304 stainless steel. With our swing hanger, you don't have to worry about 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 Tenacity Straps for Tear Resistance + Stainless Steel Carabiner / D-Rings - Holds 200kg. It is good for tree swing, tire swing, garden swing and nest swing, hammock and camping. Note: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2.Due to manual measurement, there may be an error of 1-2mm.