Description
【Environmentally Friendly Materials】: Hamster exercise balls select high-quality environmentally friendly plastic materials to protect the health of pets well. It is produced with brand-new PC material, with lock design, easy installation, convenient and fast! 【Hollow Runner】: Hollow design on both sides of the running wheel makes the running wheel more breathable and allows hamsters to aerobic exercise. There are multiple vent holes on the ball, which is safe and breathable, and your small pets
