Detachable design for easy cleaning and maintenance, simplifying care for hamster, gerbil, and chinchilla owners. Durable and reliable: stable structure and thickened PP material ensure long term use and can withstand your small pet's movement without breaking. Stable and safe: flexible joints allow smooth, steady rolling to keep active pets engaged and reduce risk of jamming. Good ventilation: multiple air vents support internal air circulation to help prevent overheating and discomfort. Compatibility and material: specifically designed for small rodents such as hamsters, gerbils, and chinchillas; made from thickened PP for durability. Use scenarios: - Indoor exercise and playtime on flat surfaces, supervised to provide physical activity and enrichment. - Training and exploration in a playpen or cage to encourage movement and curiosity. - Quick cleaning routine: detach parts, rinse, and dry for hygienic reuse.