What is my Willow® flange size and what sizes are available?

PUMP IN ANY POSITION: Designed with a 100% leak-proof latch, Willow 3.0 Wearable Breast Pump works whether you're running a meeting, running after

Willow 3.0 Wearable Breast Pump, Double Electric Breast Pump, Cordless, Hands Free Breast Pump with 9 Levels of Smart, Hospital Grade Suction

Willow 3.0 Breast Pump Flanges - 21mm - 2pk

How to Choose the Right Breast Pump

MompMuir 22mm Flange Inserts Compatible with Elvie/ Elvie Stride, Willow, Willow Gen 3, Momcozy S9/S10/S12, Compatible with Lansinoh, Freemie, Amada

MompMuir 22mm Silicone Flange Inserts Compatible with Elvie Stride Lansinoh Medela for Spectra Insert Willow go TSRETE Momcozy S9 S12 Bellababy Maymom

DOUBLE WEARABLE BREAST PUMP: The first to rethink hands-free breast pumping, Willow Go Wearable Breast Pump delivers comfort and convenience. Pump up

Willow Go Wearable Breast Pump, Double Electric Breast Pump, Cordless, Hands Free Breast Pump with 9 Levels of Hospital Grade Suction Strength, App

Willow® 3.0 Help Series - Find Your Flange Size

Willow Breast Pump Sizing Insert, 19mm, 2 Ct, Flange Inserts for Breast Pump, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange : Baby

Willow Pump — Genuine Lactation

Willow® 3.0 Help Series - Find Your Flange Size

A Guide to Finding Your Willow Flange Size — Willow Canada