Medela Contact Nipple Shields for Breastfeeding 2 Pack with Case Mam 2Pk Breastfeeding Nipple Shields, 23mm Nipple shields can be a really helpful tool for some families. I don't use them a lot in my practice but when I do I'm very careful about which one I pull Momcozy Silver Nipple Shield Regular Babylist Shop Nipple shield 101 They are fiddly things and very commonly overused but let's chat about that another day. If you are using one and struggling here's what you need to do. If Dr. Brown's Nipple Shields with Case, Size 2 25 mm and Up, Stretch Fit MySippyCup.com