Feature: 1.Pretty plain looking designed. 2.The seat is covered with a sturdy cloth cover. 3.The cloth cover can be easily removed and washable. 4.The bed is designed to attach directly to the window with four sucker cups (no hardware or tools needed.) 5.It is designed to hold a maximum weight of 40 pounds. 6.When you mounted the seat the first time, you should clean the wall or glass surface. 7.Absolutely a favorite for your cat. Tip: coz sucker made of plastic, especially in winter; it is easy to send hard, If the suction cup claw force is not enough to belong to the normal phenomenon, it is recommended to use hot water to make it soften, which is helpful to the suction cup. Specifications: Material: PP, PVC, Nylon Size: 55*35cm Load: about 20kg Weight: 625g Package Include: 1 x Cat Hammock Note: The instructions for use are on the back of the box, please read carefully before use~