Buy Hamster Ball -

You can find various options at major retailers like Chewy or Amazon. Expert reviewers on PetMD often recommend checking for "shatter-resistant" materials. Safer Alternatives

Many experts now recommend as a safer alternative to balls. A playpen allows your hamster to sniff, explore, and move naturally without being confined to a plastic shell. If you’d like to find the best fit for your pet, tell me: What species of hamster do you have? Do you have mostly carpet or hard floors in your home? Hamster Ball Ice Cream Maker : 3 Steps - Instructables buy hamster ball

Look for small balls, typically around 5 to 7 inches . You can find various options at major retailers