4 pcs Tree Swing Hanging Straps Kit with 4 D-rings for Garden/Swing/Tree Swing/Hammocks 【High Quality】This swing bracket is made of super strong polyester for a strong and reliable connection without tearing at the seams. The D-ring and carabiner are made of high-quality steel, durable, rust and corrosion resistant. 【Easy to Use】The swing straps are very easy to install, no other tools needed, just hang them on a branch or beam, quickly adjust the hammock height to find the most comfortable fastening position, then open the safety device, pass the rope through the metal loop, lock it and pull the rope end to tighten it. 【Package Included】You will receive 4 extension cords and 4 carabiners, each carabiner has a size of 8 cm, a thickness of 6 mm, and an extension cord length of 25 cm. 100% polyester has a higher maximum load capacity of 150 kg. 【Wide Range of Use】Our swing slings are perfect for classic tree swings, garden swings, toddler swings, porch and patio swings, hanging chairs, hammocks, and more for an enjoyable outdoor experience. 1. Try to choose a smooth and sturdy arm frame. 2. Hang the two D-rings on the strap as much as possible to increase the durability of the D-rings. 3. Make sure the safety belts are on before swinging.