Munchkin Launches Revolutionary Nipple Shield Designed to Increase Breastfeeding Rates Worldwide Amazon.com: Medela Contact Nipple Shields, Large 24mm, Food Grade Silicone for Latching Difficulties During Breastfeeding, Flat or Inverted Nipples : Baby 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 Nipple shield 101, They are fiddly things and very commonly overused but lets chat about that another day. If you are using one and struggling heres what you need to do., If you have any more Dr. Brown's Nipple Shields with Case, Size 2 25 mm and Up, Stretch Fit MySippyCup.com