【High Quality】This swing attachment is made of super-strong polyester for a solid and reliable connection without tearing 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 additional tools are required. Simply 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 buckle, lock it, and pull the end of the rope to tighten it. 【Package Contents】You will receive 4 extension cables and 4 carabiners. Each snap hook is 8 cm tall, 6 mm thick, and has a 25 cm extension cord length. 100% polyester has a maximum load capacity of more than 150 kg. Wide Application: Our swing harnesses are perfect for classic tree swings, garden swings, toddler swings, porch swings, patio swings, hanging chairs, hammocks, and more for an enjoyable outdoor