1.Great Value Pack The package includes 2 pack cat window perches, 1 khaki and 1 black cat window hammock, maximum weight capacity 33 lbs, suitable for multi cats or large cats. 2.Cat's Paradise This window cat bed is perfect for cats who love to bask in the warm sunshine or sunbathe without taking up space in your home, while allowing your cat to enjoy a better, elevated view of the outdoors. 3.Easy to Install It only takes a few minutes to install two cat window hammocks for your cat. The cat windowsill perch mounts directly to the window by means of super strong 4 jumbo suction cups. Please clean the window surface thoroughly before installing the suction cups. 4. The frame is made of advanced tubing, not deformed, glossy and stronger. The suction cups are ly upgraded to better attach to the glass. The mat is made of high quality Oxford cloth, durable and strong. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.