Designed for Breastfeeding Support: The nipple shields are designed to help with common breastfeeding challenges such as flat or inverted nipples and overactive letdown. Designed for Breastfeeding Support: The nipple shields are designed to help with common breastfeeding challenges such as flat or inverted nipples, latching difficulties, soreness, and overactive letdown. Multifunctional Storage Case: We provide a pink case for convenient storage. Great for travel and on the go. In particular, the case is bigger than others to pack in small stuff for baby, such as pacifiers, pacifier clips, and toddler spoons. Maximum Skin Contact: Our nipple shield features a unique cut-out design that facilitates maximum skin contact between mom and baby during breastfeeding. The hole diameter is 2mm. Milk flows smoothly, Feed baby easily. Considerate Mom Gifts: The nipple shields are suitable for all breastfeeding mothers. Add it to your baby registry, and pack it in your hospital bag for breastfeeding essentials. Then give it to a lactating mom as a gift to show your love and blessings.