1. Sturdy and Stable Design: Our fire safety ladder is made using only the highest quality thick rope and resin, giving you a sturdy safety ladder you can rely on in an emergency. Because of its construction, it is a must-have for any home or office that wants to stay safe. 2. Fits Most Windows: Emergencies can happen anytime and anywhere, which is why we designed this double rolling fire ladder to provide you with a convenient way to escape. Thanks to the heavy-duty carabiner, it can be used on windows of various sizes, making it a perfect choice for hotels, offices, schools, residential buildings, and more! 3. Quick Deployment: This emergency fire evacuation ladder is designed with convenience and accessibility in mind. It deploys in just seconds and does not require any tools to set up or assemble. 4. Scope of application: underground, fire, emergency escape. Sturdy, time-saving and labor-saving, strong load-bearing capacity.