It is important to use the correct breastshield size for your nipple. A correctly fitting breastshield allows for optimal emptying of the breast and maximum milk output when pumping.
One important thing to know that was not immediately obvious to me is that you can have large breasts and still need a small size breast shield, because the breast shield size is reflective of your nipple and not your breast.
So I bought a better pump, went from a medela swing to the pump in Style so I could do two breasts at once and not waste my let down. After that wasn't quite helping I looked into the breast shield size and I'm measuring 15mm in nipple size, so I got the 21 mm shields, and they're the smallest... But so much of my aerola gets pulled in even on the lowest suction!
Based on your breast measurement, determine your PersonalFit nipple shield size. Example: If your nipple size measures 17 mm in diameter, the recommended PersonalFit breast shield size is
Medela Personal Fit Breastshield Connectors WITH Personal Fit Medium 24 mm Breastshields, 2-pk PLUS Valves & Membranes
PersonalFit allows you to personalize your breastshield size for maximum comfort and pumping efficiency. And having extras means always having clean parts on hand! PersonalFit Connectors attach to all PersonalFit breastshield sizes and are for use with Medela breastpumps (except Single Deluxe, Freestyle and Harmony breastpumps). One size does not always fit all, so Medela developed PersonalFit Breastshields in a range of sizes to meet every mom's needs. Lactation professionals agree that proper breastshield fit is essential for not only comfort, but also for effective milk expression. Learn more about choosing the right size breastshield.
Genuine Medela parts.
Correctly matched connector, breastshield, valves and membranes makes buying easy.
Lactation professionals agree that proper breastshield fit is essential for effective milk expression.
Extra parts for Medela breastpumps so moms can always have clean parts on hand.
Contains (2) breastshield connectors, (2) 24 mm breastshields and (2) valves and membranes.
M (24 mm)