Safety Assurance For Your Kids Our Tree Swing Straps is made out of industrial grade polyester. Polyester is stronger and more durable than Nylon for outdoor use. Sun, rain, snow and freezing temperatures won't impact our swing hanging straps. we have made numerous tests, please be assured use. Simple & Quick Installation With our Tree Swing Hanging Kit, there's no drilling or screwing involved. You can adjust them to the length you want. Its easy to install, only few minutes, you can enjoy it right now! Rugged Stainless-Steel Carabiners Each carabiner is coated in a nickel plating for enhanced rust and corrosion resistance in this hammock straps for trees , and for long-lasting outdoor quality use. Fit All Type Swings You can use the baby seat or a tire to form a simple swing for children's swings, adult swings, classic swing and garden swings, saucer tree swing straps rope swing for tree etc. Just enjoy your swing time! Best Swing Choice Package includes everything you need. The swing strap set consists of two 5ft swing straps and 2 high-quality stainless steel carabiners. For better portability and outdoor travel we have added an ecofriendly storage bag great for camping, backpacking, or hiking trips.