Product name:Hamster Wheel Non-slip Silent Running Wheel ,Flying Saucer Exercise Wheel Product size: 18*12cm/7.08*4.72inchProduct color: As shown in the figureProduct material: PlasticProduct features:1.The dimension of hamster wheel non-slip silent running wheel is 18*12cm/7.08*4.72inch,This size is fit for your hamster use.2.This hamster wheel non-slip silent running wheel is made of plastic,It is waterproof and wear-resistant, which makes it last a long time.It doesn't sway no matter how it runs3.This hamster wheel non-slip silent running wheel has a unique design,It has a soothing non-slip structure, thickened running plate and circular design, which can prevent hamster injury. It's not afraid to bite, which makes it stand the test. It's designed with a noise reduction feature, providing a calm and soothing atmosphere for you and your pet. 4.Our sleek hamster wheels keep you healthy and flexible for your pet while providing essential boredom relief. Smooth and burr free for added comfort, this wheel is an ideal hamster cage accessory.5.You will receive 1pcs hamster wheel non-slip silent running wheel,which can meet your pet daily life need.Precautions:1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images.2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only.Shipment includes:1 pcs hamster wheel non-slip silent running wheel