Description: Space Saving: Our Door Hanging Cat Climber is a great fit for small apartments, designed to be door mounted, it allows your cat to climb and jump freely, taking up minimal space yet providing maximum fun.Sturdy and Furniture Protectior: Built sturdy and well made, the cat climbing frame integrate a cat scratching board design to meet your cat climbing and scratching needs, while protecting your furniture and walls from scratches.4 Level Platform: The wall mounted platform design allows your cats to jump and play at different heights, promoting their body coordination and flexibility.Easy to Install: Our Door Mounted Vertical Cat Tree is easy to install without any tools required, making it an ideal choice for your cat daily life.Fits: The hook thickness is 4.8cm, suitable for doors within this thickness; it is also suitable for door gaps above 2.5mm, ensuring a wide range of compatibility. Size Chart: height 150cm/59.06inch Package Includes: 1Door Hanging Cat Climber Note: Please allow slightly errors 1-2cm differences due to manual measurement.