Hamster starter set. Includes: Glass Harmony 450 Plus (I kept a Djungarian hamster in it for about 2 years.) Attached water bottle Attached wheel 2x Nest boxes (with chew marks from the hamster.) Ham-chan's Forest Harmony Stage S Cooling sheet Accordion tunnel Please consider the pellets as a bonus. I've cleaned it briefly, but it's probably best to wash everything again before welcoming a new hamster for cleanliness.