Silicone Flange Inserts 13/15/17/19/21mm for 24mm Flange/Shield of Most Pumps Compatible with Momcozy, Lansinoh, Elvie, Willow go, Spectra, Breast Pump Shields (10PCS)

Silicone Flange Inserts 13/15/17/19/21mm for 24mm Flange/Shield of Most Pumps Compatible with Momcozy, Lansinoh, Elvie, Willow go, Spectra, Breast Pump Shields (10PCS)

Medela Harmony Manual Breast Pump, Compact Swiss Design with PersonaFit Flex Shields and Medela's 2-Phase Expression Technology

Nipple Rulers, Flange Inserts Sizing Measurement Tool for Breast Pump, Soft Silicone Flange Size Measure, Nipple Measuring for New Mums/Women