Description This is an interesting hamster wheel toy. Brings the fun of running a small hamster endlessly. Also, if the hamster is running on a treadmill and the hamster wheels are spinning,. Your little pet will love this exercise bike toy, which will help them get rid of boredom and enrich their night time. Features - Material: Iron. - Color: Black. - Size M: 26X15X28.5CM. - Please allow slight error due to manual measurement, and slight color variation for different display setting. Thanks for your understanding. Package Including 1 x hamster exercise wheel with bracket