[Product size] 7.07x7.07x4.32 inch / 18x18x11cm. [Happy] Your pet will love running on the flying saucer fitness wheel. 防 防 …. . ……. The】 helical line】 adopts radial stripe construction, increasing friction, preventing hamsters from slipping and falling and is also ideal for speeding up walking. 静 静 静 静. You will not be disturbed by any noise! Number: 1 piece of