Kaytee Berry Nibblers are a tasty, nutritious treat designed specifically for your companion animal. Made with the freshest alfalfa hay and real raspberries, Nibblers satisfy the natural craving to chew, while supplying your companion with a wholesome nutritious treat. Vitamin, mineral, and amino acid enriched for better health and vitality. Kaytee Berry Nibblers are perfect for rabbits, guinea pigs, hamsters, gerbils, chinchillas, mice and rats.