General description The Hamster Wheel Sports Running Ball is a fun and engaging exercise toy designed for small animals. Made from high-quality plastic, this durable wheel ensures a safe and enjoyable experience for your pet, promoting a healthier and happier lifestyle. Technical specifications Material: High-quality plastic Diameter: Approximately 11 cm / 4.3 inches Features Silent operation, preventing noise disturbances Stable and anti-rollover design for safe play Prevents hamsters from pinching their feet during exercise Easy to clean Smooth surface for effortless cleaning Removable design for convenient maintenance Usage Suitable for small rodents such as hamsters, guinea pigs, hedgehogs, squirrels, and golden bears