Excel Nature Snacks are complementary healthy snacks for rabbits, guinea pigs, chinchillas and other small animals. Gnawing on Excel Nature Snacks Gnaw Sticks will help wear down teeth keeping them in optimum condition. Naturally high in Beneficial Fibre 77%. Good for emotional health. Promotes dental health. Provides emotional and social enrichment, keeping your pet happy. Prevents boredom. 100% natural, wholesome ingredients.