Strong Upgraded Knob Suction Cups : Includes 2 x strong knob suction cups and 2 x thickened push-type suction cups. Please tighten the screw caps before use, the air will be more cleanly squeezed out. With the upgraded screw suction cups of a lower fall-off rate, the cat hammock can better adhere to the window, safer and longlasting to use! Large Space & Easy Installation : Dimensions: 24 x 13 x 18.5 inch (length x width x height), there is enough space for cats to enjoy. It can be installed on any smooth surface within a few seconds, such as glass doors and windows, mirrors. No tools are required. (Warm Tips: Before installation, please make sure the surface of the windows and suction cups is clean and dry; in winter, please put the suction cup in warm water to soak it softly before use.) Durable & Sturdy Material : The frame is made of advanced high-fiber glass robs, and the load-bearing capacity can reach up to 50 pounds (23 kg). Steel wire rope can not only prevent being bitten by
