The Midwest Guinea Habitat is interactive and expandable includes a leak-proof, washable, durable PVC lined canvas bottom that is hand-washable. The 'Bigger is Better' Interactive and Expandable Habitat is designed with Guinea Pigs and their owners in mind. Product Features Give your guinea pig plenty of room to exercise, explore, and socialize at will Completely expandable with simple addition of another Guinea Habitat (sold separately) Attractive epoxy-coated panels provide 8 square feet of play area Sets up in seconds with no tools or connecting pieces required Great for indoor or outdoor useUnited States