PawHut Wooden Cat Outdoor Run, Weather-Protected, Connects Inside to Outside, 79"L x 15"W x 15"H, Dark Gray | Aosom.com

The design of PawHut's outdoor cat shelter allows for expansion, turning your backyard into an animal play haven. This adaptable window catio can form an L shape, extend from either side, and connect to a cat tent or another catio at the end. A pet door or window offers indoor access, providing endless entertainment possibilities.