Activity Rolling Ball - Provides a great opportunity for small rodents to play and exercise, keep them healthy and active, reduce loneliness and anxiety, and let them have fun more in limited space in new and interesting way. Natural and handmade materials - each is about 4cm long in diameter, 6 pieces per bag. Made from natural seaweed, water hyacinth, rattan, coconut fiber, corn grass, timothy. Perfect for rabbits, guinea pigs, bunnies, chinchillas, hamsters, rats, mice or other small rodents. Chew Toys - Helps prevent proliferation and health problems in small rodents. At the same time, it satisfies the natural instinct of small animals to chew. Grinding teeth and promoting digestion - These toys for rabbits are excellent for pets' teeth, inhibit the growth of teeth , reduce inflammation and wear, and effectively clean teeth and mouth. It also helps relieve intestinal inflammation and minor pain, aids digestion, speeds up the balance of gastrointestinal motility and keeps you active and healthy. Easy to chew - These chew toys in the shape of a rabbit for grinding teeth are effective in preventing damage to furniture.