Using a better flange size with your Spectra breast pump is helpful for lots of mums. For some mums, using the wrong flange size can hinder milkflow and even lead to injury. Here's how you can measure your nipple to help select the breastshield size that's best for you if you have concerns. How to measure your nipple B
Measuring your Nipple for the Best Shield Size – Spectra Baby
Breast Shield Sizing: How to Get the Best Flange Fit - Exclusive
Breastshield Size Guide – Spectra Baby UK
Breastshield Sizing Guide – Spectra Baby Australia
Maymom Flange for Spectra with Valve & Membrane (Narrow-Neck), 1pc
Spectra Wide Breast Flange/Shield, 1pc (US Version)
Free Flange Size Ruler (Free Printable!) — Milkology®
Flange Size Chart
Flange Size Measuring Tool (US ONLY)
Flange Size Chart