DescriptionDo you want to have a hamster exercise ball? Then, our plastic exercise ball set is one of the best choices for you. With this exercise ball, your hamsters will be healthy and energetic. You can also give it to your family and friends who raise hamsters.Features-Color: Assorted Color. -Material: Plastic, Iron. -Size: About 13.50X13.50X13.50cm/ 5.31X5.31X5.31in. - Suitable for squirrels, golden bears, hedgehogs and other animals to use when exercising. - The non-slip stripe design protects your pet from slipping and falling during running. - The product is simple and versatile, and it is also a perfect decoration. - Lovely appearance, durable and odorless, care for the healthy growth of pets. - This product is exquisitely crafted and durable, and is widely loved by most people.