Flange Inserts 13/15/17/19/21mm 10PC,Compatible with Medela/Momcozy/Spectra/YOUHA/XIMYRA S9/S12 24mm Shields/Flanges

Breast Converter Adapter Wearable Breast Flange Insert Replacement 14/16/18/19/20/21/22mm Simple Installation

17/19/21mm Breast Funnel Inserts Plug-in Different Size Converter

Breast Pump Flange Insert Breast Feeding Pump Shield-Reducer Narrow Connector

Duckbill Valve and Silicone Diaphragm,Compatible With Electric Breast Pump，Pump Parts/Accessories (10 Piece Set)

Flexible Silicone Duckbill Attachment Rubber Duckbill Valves Lightweight

Flange Inserts 13/15/17/19/21mm Compatible with Momcozy S12/S12pro/S9/S9 pro, for TSRETE/Spectra/Medela 24mm Shield/Flanges

Flange Pump Parts Compatible with Spectra S2 S1 Breast Pumps Replacement for Spectra Flange Duckbill Valve Backflow Protector

New 1/2/5PCS Duckbill Valve Breastpump Backflow Protection Breast Pump Accessory Duckbill Valve For Manual/Electric Breast Pumps

1/5Pcs Backflow Protection Breast Pump Accessory Duckbill Valve For Manual/Electric Breast Pumps