The PetAg Elongated Nipples 2 oz. (5 pack) are nursing products that are mainly used with PetAg's 2 oz. bottles. These elongated nipples come to you with no holes, which gives you custom control of the flow of formula for each of the animals in your care. The nipples are shaped and designed to duplicate a mother's nipple, making it easy to feed your animals. The PetAg Elongated Nipples can feed kittens and other small animals.