Quick Installation & Easy to Use: It's quick and easy to anchor your swing or hammock in seconds, no complicated knots to learn and no additional hardware is required, there are at least three methods to attach it to a tree. Versatile: Our tree strap set fits hammock swings, spinner swings, disc swings, web swings, tire swings, classic swings, garden swings, toddler swings, porch swings and patio swings. Strong and Safe: high strength nylon, rust-proof steel carabiner and high quality screw lock we use in our hanging swings, so rest assured that your tie will not rust, fade, tear or be affected by unpredictable weather conditions. Tree Protection & Friendly: Our ties will not damage the beautiful trees on your playground or lawn. These hanging sets come in a small carrying bag, great for hiking and camping.