Use a nipple shield, which can not only directly feed your baby but also protect your nipple. It is small, lightweight and easy to use and carry. The US Baby nipple shield simulates the shape of nipple to reduce pains and protect the nipple without affecting breastfeeding. It comes in two sizes, S and L, to meet different needs. The product is provided with a storage box for after-use disinfection and storage as well as bacteria prevention.