Product Dimensions: 67.3L x 22.3W x 10.5H Breed Recommendation: Suitable for all breed sizes Specific Uses For Product: Designed for indoor use Recommended Uses For Product: Ideal for indoor environments Material: Constructed from engineered wood and metal Space Saving Door Mounted Cat Shelves: This vertical door-mounted cat tree is perfect for small homes or apartments, requiring minimal space. Please ensure that the door gap is greater than 3 mm and the door thickness is either 40 or 45 mm. 4-levels Platform for Entertainment: Cats, with their remarkable jumping skills, will enjoy the multi-level activity area which provides entertainment and aids in physical training. They will love running up and down, scratching, and spending time on the shelves. Sturdy & Well Made & Holding up Well: Crafted from durable multi-layer board, each plank can support a cat weighing up to 15 lbs, and the entire cat tree can accommodate 4 cats simultaneously. Easy to Assemble & Move: Assembly is straightforward, following the provided instruction manual, and attaching it to the door is a breeze. It's also simple to move from one room to another. Perfect for Active and Height-loving Cats: Each plank can hold up to 15 lbs, and the cat climber measures 67.3 in height, 22.3 in length, and 10.5 in width, with a net weight of 13.7 lbs. Allow your cats 1-2 weeks to adjust to the new structure. You can encourage them to explore the levels by placing favorite toys or treats on the top level.