The Niteangel Hamster Climbing Toy is a stable and expandable toy that is perfect for any hamster or mouse. Made of birch wood and beech wood, this toy is durable and easy to clean. With a slot design that is suitable for most flats, this toy provides plenty of opportunities for your pet to explore. The both ends of the ladder can be used together or separately, and you can match more pets furniture, such as a chamber or sand bath box platform, with the multi-use climbing accessories included in the package.