Package contains 6 total Four Paws pet nurser bottles. Four Paws' Healing Remedies Pet Nursers for Happy Healthy Pets aid in feeding all kinds of baby and small animals. They are scientifically designed by veterinarians and professional breeders. Each bottle holds approximately 2 ounces of formula or other feeding liquids. Ideal for feeding all types of animals: puppies, kittens, hamsters, gerbils, and many other pets.