Designed to hang on any standard door in your home, the Cat Climber from SmartCat is the perfect choice for smaller homes or people who don’t want to swap an end table for a traditional cat tree. Cats can scratch, play, sleep, and exercise safely on this patented product. The climber is easily moved from door to door. The natural sisal post is ideal for scratching. Made of durable wood, the climber will withstand years of use. Size: 9″L x 23.5″W x 80″H.