Ware Manufacturing Flying Saucer Exercise Wheel for Small Pets Totally toe and tail safe exercise wheel Pets love the solid running surface An out of this world running experience Your Pet Will Love to Run on The Flying Saucer Exercise Wheel Solid Running Surface is Great for Small Pets Completely Safe for Your Pets Tail and Feet Promotes Exercise Leading to a Happy and Healthy Pet Pet Owners Love the Quiet Spinning Operation Measures 7.25" Width X 7.25" Depth X 4.25" Height