1. Highgth Material: the Rope Ladder is Made of Highgth Resin and Heavy-Duty Fireproof Nylon Material. It Has a Very Reliable Tensilegth and Can Easily Support 500 Kg. Allows You and Your to Escape in an Emergency 2. Quick Use: the Rope Ladder Requires No Installatand Can Be Used Directly in an Emergency. It Can Be Used for Windowes of Various Sizes. It Can Help You Escape Quickly When You Are in Danger. 3. More Functions: the Rope Ladder is Not Only a Tool for Escape, But Also a Tool for Homework or Mountaineering, and a Way for ildren to Play Sports. It Can Improve the Elasticity of ildren's Muscles and Body, Improve Endurance and Improve Hand-Foot Coordination. 4. the Size of the Ladder: 3 Meters / 5M / 6M / 8M / 10M / 12M / 15M / 20M / 25M / 30M / 35M / 40M / 50M. Various Lengths Available, Width: 30 Cm, Pedal Distance: 40 Cm, Please oosto the Posityou Want to Hang on the Rope Ladder.