The Kittywalk Clubhouse is adaptable to any Kittywalk pet enclosure unit and sets up in seconds. The signature striped water-resistant canvas protects against the elements keeping cat litter dry. A litter box is NOT included. Made from Heavy duty weather resistant canvas fabric Easily attaches to any Kittywalk Systems component for cats; this is not a stand alone item. Open-ends and a zipper side give easy access to you and your cat. Side PVC window for a Kitty’s eye view of the world and curtains on each end protects litter pan (not included) or bed from elements Lightweight and easily compacts for travel