Features: 1. Durable Materials: The frame is made of advanced high-fiber glass robs. Steel wire rope can not only prevent being bitten by cats but also has a stronger bearing capacity, with longer service life. Ensuring the suction cup has sufficient suction power and protects the cats safety. 2. Strong Suction Cup: Includes 2 strong knob suction cups and 2 thickened push-type suction cups. With the newest screw suction cups of a lower fall-off rate, the cat hammock can better adhere to the window. By tightening the screw cap , the air will be more cleanly squeezed out. Strong suction cups ensure the hammock will be more safe and longlasting to use! Notice: Please tighten the screw caps before use. 3. Double-sided Usable Design: Velvet + woven cloth. Breathable woven fabric is suitable for summer use to help cats dissipate heat. Soft velvet is suitable for winter use and helps maintain body temperature. The mat of this material is more resistant to scratches . Installation and disassembly are very convenient, we recommend cleaning the mat by hand instead of the machine washing. 4. Easy Installation: It can be installed on any smooth surface within a few seconds, such as glass doors and windows, mirrors, etc. No tools are required. Tips: Before installation, please make sure the surface of the suction cup is dry ; in winter, please put the suction cup in warm water to soak it softly before use. 5. Free of Dead Corner Sunbath: Basking in this cat window perch, the pet cat avoids moving again and again as long as the sun didn't go down. Not only can save your room space, but also allow cats to enjoy the sun while enjoying the beautiful scenery of nature, weather, and people. Description: There is enough space for cats to enjoy. Let the cat enjoy the natural scenery quietly. Let the pets stay in a comfortable state at any time and interact with you more energeticly. Specifications: Material: Oxford cloth, linen cloth, mesh cloth, nylon webbing, pipe fittings, suction cups Size: 51CM*31CM Layer quantity: single layer Type: Cat Hammock Package Included: 1pc * Cat Hammock Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.