IMPORTANT: Carefully check the window requirement and ensure that the window you will apply to is 22.7” wide or larger, and has a 1” or deeper slot with a 0.15” or larger slot gap, a 7.67” or shorter window sill, a 4.09” or shorter distance from the edge of windowsill to the surface of the wall under the window. The cat window perch will only work if all these requirements are met. Refer to the product image for a better understanding All-Season Comfort with Two Fabric Covers: A breathable and scratch-resistant canvas cover keeps your cat cool and comfortable in the summer, while a soft and warm cushion cover provides cozy warmth in the winter. Enjoy year-round comfort for your beloved pet. Thanks to the velcro and string secure design, you can easily remove the covers for machine washing without disassembling the window cat perch frame Large Space & Stable Structure: Measuring 22.63” in length and 13.97” in width, this cat window bed offers ample space for your cat to sleep, play, and stretch out. The sturdy metal frame with comfortable foam padding, and robust support legs ensure stability and safety, even when your cat jumps up or down from the window sill cat perch No Drilling, No Suction Cup Required: Simply hook the window cat bed onto the window rail, then adjust the support legs by holding the buttons until the wall feet rest against the wall. The cat perch can be easily moved from window to window or bedside. Versatile Placement: Hook the cat window perch on the windowsill so your cat can bask in the warm sunlight and enjoy the scenic views outside. Or hang it on the bed rail for cozy, companionable sleep, ensuring your furry friend is always close by. Cat Window Perch features metal frame, detachable soft cushion, soft foam padding, and spring toy