Features:Silent design, no noise, can help pets exercise and play effectively and better.Provide your little pet with a safe environment where he can train and play.Comes with a support design, prevent pets from accidentally falling or running the tilted wheels.Solid running surface with side gussets for better grip.Suit for small animals ferret, rats, hamster, squirrel, chinchillas and other small furry animals.for the daily exercise of small animals such as playing, jogging and running.High quality material, safe and harmless, reliable and durable to use.Precision manufacturing ensures stable performance and long service life.Type: Hamster Running WheelMaterial: PlasticApplications: for Hamster Gerbil Small Animal Exercise PlayingFeatures: Hamster Running Wheel, Running Jogging Toy, Small Animal Exercise, Household Playing SuppliesDimension: app.32cm/12.6inColor: Blue, Black (optional)Quantity: 1 PcPackage includes:1 Pc x Hamster Running WheelNote:1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Welcome to our shop and wish you a happy shopping!