?Advantage?Hamster Wheel Silent can rotate smoothly, and the anti slip pattern can protect the pet from slipping due to inertia during running. Hamster Wheel Silent keeps pets agile, prevents obesity and keeps them healthy and active. You can give it as a gift to dwarf hamsters. ?Easy to Clean?This hamster running wheel is detachable, which is convenient for us to thoroughly clean it and keep the pet's sports environment clean. The inner shaft of the quiet spinning running wheel is metal bearing. Do not wash the bearing with water when cleaning the running wheel. ?Transparent Design?When pets play in this transparent hamster wheel, you can observe every move of the pets and play with them. Hamster Wheel Silent design helpful for deep cleaning because there are no corners to hide feces. ?High Quality Material?Hamster Wheel Silent is made of high-quality plastic, durable, strong, light weight, and can be used for a long time. And the material is non-toxic and tasteless, harmless to pet health. ?Size?Hamster Running Wheel 20cm - Consists of a diameter of the 20cm running drum & a wide standing base. it's recommended for Hamsters, Gerbils, Mice or Other Small Animals etc.The quiet spinning running wheel can greatly arouse your pets interest to do exercise and keep them health.