Features: This quiet hamster exercise wheel is use safe plastic, providing a secure running space for hamsters while ensuring noise freely activity. Featuring with large running surfaces and nonslip base, the pet friendly design prevents tipping and accommodates adult dwarf hamsters with effortlessly cleaning through its removable structure. Great for hamster owners searching stable exercise equipment, particularly for cage setups requiring low maintenance enrichment tool. Perfect for small animal play in wire cage or glass habitats, quiet rotation allow pet exercise during night without disturbing household routines. Engineered with ventilation and adjustable height, this pet exercise wheel promotes natural behaviors while maintaining cage hygiene through weekly wipe downs. Specifications: Component: Plastic Product Size: Approx. 14x8cm/5.51x3.15inch Color Option: 01/02/03 Package Includes: 1PC Hamster Running Wheel Toy note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item.