Medela Contact Nipple Shields are specialized breastfeeding aids designed to help mothers with latching difficulties. Made from ultra-thin, BPA-free silicone, these small-sized shields provide a protective layer while maintaining skin-to-skin contact during nursing. The package includes 2 nipple shields in size Small (16mm). The shields come with a protective storage case for hygienic storage and transport. They can be sterilized by boiling or steaming. These shields are particularly helpful for mothers experiencing sore or cracked nipples, or those with flat/inverted nipples. As this is a personal hygiene product, please consult a lactation consultant for proper sizing and usage instructions.