2pcs Blue Hamster Exercise Ball, Diameter 12cm Plastic Exercise Small Animal Supplies Running Ball T

Safe and sound - A safe and healthy way for small pets or hamsters to exercise. Safety Equipment - This hamster exercise ball is made of high quality plastic, lightweight and durable. Function -- Help your furry friend stay awake while you clean their house. Increase your pet's exercise frequency to stay healthy. Fun -- Its transparent design will allow you to see clearly while the hamster is exercising, and you can play with your pet to increase the fun. Easy to Use -- The ball is easy to install and is a good hamster toy, safe and warm to sleep or play inside.