Contact™ nipple shields (S, M, L)Contact nipple shields Medelas Contact nipple shields make breastfeeding possible when latching on is difficult or painful by protecting sore nipples and helping your baby attach more easily. At a glance Enable breastfeeding when latching on is difficult or painful or if you have flat or inverted nipples Protect sensitive, dry or cracked nipples during breastfeeding Made from transparent, ultra thin, soft silicone thats comfortable on sensitive skin