Lee's Aquarium & Pet Products Kritter Krawler Clear View-Thru Running Ball Clear, 1ea/Standard

ADDITIONAL FEATURES Product Gross Weight: 0.5660 lb Product Net Weight: 0.5660 lb Product Height: 7.00 in Product Length: 7.25 in Product Width: 7.25 in SPECIFICATIONS Cage Mount Type: Free Standing The Mini KK Ball is ideal for Dwarf hamsters and pet mice. Allows pets the freedom to roam while being safely confined. Ribs inside to provide better gripping power for pets(except Dwarf size). Size: 4 3/4in DIA Dwarf Clear Made of Shatter-resistant Plastic.