Super Pet CritterTrail Mini Two Habitat: * Portable habitat perfect for all hamsters, gerbils and mice. * Tight and secure 8mm wire spacing is just right for tiny pets. * Carrying handle makes travel easy. * Attach to other CritterTrail habitats to create more room for your pet to explore. * Includes a 10-ounce water bottle and food dish, and exercise wheel. * Both top and bottom remove easily to facilitate effortless cleaning. * Super Protect technology built into all interior surfaces to provide a healthier habitat. * Habitat is 13 inches long x 8 inches wide x 9.25 inches high .