Kaytee CritterTrail Accessory Activity Kit - 9 in X 9 in X 18 in

CritterTrail accessory kits offer an easy way to expand any CritterTrail habitat. Accessory kits offer a great way to expand your pet's living space to create the ultimate habitat. The universally connectable kits are designed to provide a safe nesting area for curious critters and promote exploration, exercise, and healthy habits. Perfect for hamsters, mice, gerbils, rabbits, chinchillas and ferrets.