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Amazon.com : Maymom MyFit Comfy Series 21 mm Two-Piece Design Breastshield Compatible with Medela Breast Pumps; Not Original Medela Pump Parts; Replace Medela Shields; Fit MaxFlow Flex Connector; 2pc : Baby
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Amazon.com: Nenesupply 17mm Soft Flange Compatible with Medela Breast Pump Parts Replace 17mm Flange for Medela Acessories Compatible with Pump in Style Parts Symphony Swing Harmony Pumps and Personalfit Flex : Industrial
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Medela PersonalFit Flex Breast Shields (2pcs) 21mm/ 24mm/ 27mm/ 30mm for Freestyle Flex/ Swing Maxi Flex/ Swing Flex
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Medela Breast Pump Membranes, For PersonalFit Flex, Replacement Piece, Yellow, 101044540, Pack of 2 - Walmart.com
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Pump Parts Inserts 19mm 21mm, 4 Pcs Silicone Inserts Fit 24mm Flange Momcozy/Medela/ Willow/TSRETE/Spectra and 25mm Freemie Wearable Breast Pump Shields Reduce Nipple Tunnel Down to 19mm/21mm - Walmart.com
![Amazon.com : LOZAEVE 21mm Silicone Flange Inserts for Spectra S1 S2, Medela Breast Pump Shields, Freestyle, Harmony, Sonata to Reduce 24mm Elastic Nipple Tunnel Down to 21mm; Also Fits Freemie 25mm Cups; Amazon.com : LOZAEVE 21mm Silicone Flange Inserts for Spectra S1 S2, Medela Breast Pump Shields, Freestyle, Harmony, Sonata to Reduce 24mm Elastic Nipple Tunnel Down to 21mm; Also Fits Freemie 25mm Cups;](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61LHYCR6MbL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : LOZAEVE 21mm Silicone Flange Inserts for Spectra S1 S2, Medela Breast Pump Shields, Freestyle, Harmony, Sonata to Reduce 24mm Elastic Nipple Tunnel Down to 21mm; Also Fits Freemie 25mm Cups;
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