The kaytee crittertrail x discovery habitat is a colourful and fascinating home for an inquisitive pet this home is suitable for a hamster gerbil or mouse and includes plenty to keep them occupied there is a variety of tubes and activity apparatus to keep an active furry animal occupied as well as all the essentials you would want to keep them happy and contentthe brightly coloured build shows off the cage and makes your pets home look even more fun the build also allows for vey easy assemb