Legendairy Milk - It's time for #flangefridays! Nipples can swell up to 3-4 mm during pumping. This mom's pre-pumping nipple size is 20.6 mm and after pumping, her nipple swelled to 23.8
Pump Fit Matters — Nancy Mohrbacher
Seven Creations 10-Piece Nipple Pump Set – Skin Two UK