1.Portable Fire Ladder: Flexible and sturdy design with wide steps, portable and durable. 2.Save space: it can be fully folded to save space. Each ladder easily fits under a bed or in a closet near the window. 3. Lightweight and comfortable - fits most common window frames. Clips securely to window frame and won't slip. 4. High capacity: the maximum is around 990 pounds. The product has the EU EN131 safety certification. 5. Durable fire ladder: The steel hook with the "V" type center bracket makes the product more stable and strong. 6.NotesDesigned for ONE TIME use only and should only be deployed in the event of a home emergency. This emergency escape ladder should be tested and practiced in your household before they are truly needed.