【SUPER QUIET】The hamster wheel adopts the design of double ball bearings, which is smooth and quiet, so that your little hamster can enjoy the happy running time. Even if the hamster spins fast on the wheel racing, you brings a quiet night. 【REASONABLE SIZE】Wide hamster running track allows hamsters to relax their backs while running, enjoy pleasant running time, and help them exercise and maintain their health physical and mental. 【ESSENTIAL HAMSTER ACCESSORIES】 The hamster running wheel is one of the essential hamster accessories in the hamster cage. Your little hamster will like this hamster toy very much. He must run wild on it every day to break the logistics and enrich their night, keep it. They are healthy and happy. 【ADJUSTABLE HEIGHT & STURDY BASE】 The height of the hamster wheel can be adjusted up and down. You can also remove the base and install the rolling wheel on the hamster cage wire. You can choose the base flexibly or install it on the hamster’s cage. 【DURABLE