Pumpin Pal - Does this look like your nipples during a pump session? Do your nipples hit the back of the flange wall? Do they swell out sideways? Do they fill the
Legendairy Milk - It's time for Flange Fridays! 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
![LactConnect Breastfeeding Blog: Breast Sheild Size - How Your Breast Pump Flange Affects Your Milk Supply LactConnect Breastfeeding Blog: Breast Sheild Size - How Your Breast Pump Flange Affects Your Milk Supply](https://4.bp.blogspot.com/-UCyj_Ecpvy0/WkfvWMK9i1I/AAAAAAAAA2U/rCjANs-wWUYZ_ZtafVgEu2SfYW6FtHS0ACLcBGAs/s1600/flangefitmentguide.jpg)