Superior & Durable Material- Due to the high strength terylene, stainless steel carabiner and high quality screw lock we use in our swing hangers, they can hold up to 500kg pounds by different ways of installing. So be confident knowing your tie will never rust, fade, tear or be affected by unpredictable weather conditions.Easy to Install- Installing this swivel strap is very simple, we provide two installation methods in the picture to meet your different needs. Throw it on a tree or beam, threading one D-clip sideways through another D-clip, and attach the hooks to your swing or patio furniture.Portable and Safe- Each fixing kit comes with two additional pairs of carabiners with very solid clip for a firm anchorage and to offer more security. With this kit, you won't have to worry about the safety of your kids when they have fun on the swing.Protection of trees- These swing hanging kits do not will not damage beautiful trees. They are equipped with a tree protection device to ensure that the straps and trees are not worn and damaged during shaking.Suitable for All Types of Swings- suitable for all types of swings. For example, tree swing, rocking chair, wooden swing, double swing, tire swing but also hammocks, hanging chairs or hanging seats.