This is a great deal on clearance items from a small, small shop. Material: PVC, lightweight wood mixed with moisture-resistant plastic Size (cm): 13 x 7 x 5 The wheels are fixed and do not rotate, but they move up and down like a seesaw with the hamster's movement. Please note that the color may vary slightly depending on the shooting environment. Please understand that returns and exchanges are not accepted for limited edition items. Pink pt0219