CritterTrail ONE is the world's best selling hamster home. It comes complete with a water bottle, food dish, exercise wheel, and a Fun-nels climbing tube. CritterTrail ONE offers spacious living space for all hamsters, gerbils, or mice and it features Super Pet’s unique “Petting Zone.” The cool “Petting Zone” is a special area of the home that you can open so you can pick up your pet or provide them with a tasty treat. Even if your favourite critter isn't in the Petting Zone, there is an "E-Z" access doorway on the CritterTrail ONE, making access to your pet easy and simple. CritterTrail ONE has six locations where accessories can be attached to the home, so add as many fun accessories as you can. (16"Lx10.5"Wx11"H)