Size: 6 inches, enough space for the hamster to run. Environmental friendly and safe material: Made of environmental protection resin, transparent, durable and non-toxic. Easy to clean, the entire ball can be washed down with water. Encourage healthy exercise in a safe and secure way Makes a great temporary holding area to keep your furry friend while you clean their house Not intended for ferrets, guinea pigs and rabbits Hamster exercise ball, hamster toy for small animals 6 ‘‘Running Sport Jogging Wheel, Mouse Rat Hamster Activity Clear Ball< /p>
