Product Description Hamster Racer Wheel Our hamster racer wheel is suitable for chinchilla, hamster, hamster guinea, hamster and other small animals The exercise wheel made of high quality plastic, very safe for your pet, the exercise wheel is durable, smooth and comfortable surface The exercise wheel with transparent design makes it easy to see your pet playing. inside The hamster running wheel increases your pet’s excitement and strengthens their exercise, to make your pet stronger and relieve boredom The running wheel is very silent, it won’t disturb you when your pet is exercising at night Small size exercise wheel is a great gift for your pet Easy to clean disassemble and clean When you have this exercise wheel, please clean it first Remove the front side swivel buckle and the center axis of rotation, install it on the inner wall of the pet cage, tighten all the screws Please do not install in a high place Small size The running wheel size is 13cm / 5inch, It is very suitable ;s