Macgowan Cat Window Perch Hammock Saving Inside Space Sill Seat Easy to Mounted Pet Bed for Any Indoor Cats 27 X 16 Inches Holds 2 Large Cats Vacuum Suction Cup Load Bearing Up to 55 lbs : Pet Supplies

Tips for increasing the suction of a sucker:1.When using the suction cup press out all the air.2.Wipe the window surface dry without any water droplets. The safest installation will be the one without any water droplets. 3.To install the cat rack and habitat on the wall in to winter first put the suction cup in warm water for 3-5 minutes then wipe it dry. 4.be careful:Ensure your window is at least 26.3 inches wide and 26.7 inches high before buying.5.window perch for cats inside is easy to install.The cat rack is made of sturdy ABS plastic. Durable and safe. Its a breathable soft and comfortable cat bed. 6.Window hanger for cats The product is 67mm◊39.5mm in size 68mm in length and 25mm in diameter. It can hold up to 25kg.