Ware Manufacturing Metal Small Pet Tread Exercise Wheel Large size small pet tread wheel Fun exercise activity wheel; safe for tails and toes Sturdy powder coated metal design; fun colors Available in 11-inch Measures 10-3/4-inch width by 7-inch depth by 12-1/2-inch height Your Pets Will Love To Run on The Large Sized All Metal Exercise Wheel Sturdy Powder Coated Metal Design is Chew Proof Completely Safe for Your Pets Tail and Feet Promotes Exercise Leading to a Happy and Healthy Pet Running is Great for Relieving Cage Boredom Measures 10-3/4" Width X 7" Depth X 12-1/2" Height