Luxurious 4-Tier Enclosure: This large cat catio comprises resting houses and perches to cater to your cats’ behaviors, providing your feline friends with a safe and stimulating outdoor environment. Also suitable for raccoons, squirrels, lizards, birds, pigeons Weatherproof Safe House: The sturdy wood structure is fully enclosed with galvanized mesh to ensure that your cats stay secure while enjoying the outdoors, preventing your cats from getting out and other animals or predators from slipping in Physical and Mental Enrichment: To keep your cats entertained, this spacious cat playpen features 2 cozy sleeping condos and 2 jumping platforms for your cats to roam around, play, climb and lounge comfortably. Encourage exploration and exercise Connect to House Window: This cat enclosure can be attached to a house window or freestanding in a backyard, balcony or patio. The inner hole allows cats to jump up and down freely from 3rd tier to the 4th tier Easy Assembly and Access: You can assemble this outdoor cat house with ease according to a detailed user manual. At the entrance, a high mesh door provides access for you to do some daily cleaning or interact with your lovely friends