【High Quality】This swing attachment is made of super-strong polyester for a strong and reliable connection with no cracks at the seams. The D-ring and carabiner are made of high-quality steel, durable, rust-resistant and corrosion-resistant. 【Easy to Use】The swing straps are very easy to install, no other tools are required, just hang them up. Hang them on a branch or beam, quickly adjust the height of the hammock to find the most comfortable hanging position, then open the safety device, thread the rope through the metal loop, lock it, and pull the end of the rope to tighten it.< /p> 【Included in delivery】You will receive 4 extension cords and 4 carabiners, each carabiner measuring 8 cm, 6 mm thick, and 25 cm long. The 100% polyester material has a higher maximum load capacity of 150 kg. 【Wide application】Our swing straps are perfect for classic tree swings, garden swings, toddler swings, porch and patio swings, hanging chairs, hammocks, and more for a pleasant outdoor experience. 1.