![Amazon.com: 6pc Flange Inserts 17/19/21mm for Momcozy S9 Pro Hands Free Breast Pump,Compatible with S9/S10/S12 Wearable Breast Pump.Suitable for Medela,Spectra Shields/Flanges,Reduce 24mm to Correct Size,2pc/Each : Industrial & Scientific Amazon.com: 6pc Flange Inserts 17/19/21mm for Momcozy S9 Pro Hands Free Breast Pump,Compatible with S9/S10/S12 Wearable Breast Pump.Suitable for Medela,Spectra Shields/Flanges,Reduce 24mm to Correct Size,2pc/Each : Industrial & Scientific](https://m.media-amazon.com/images/I/61sMyJT0kWL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: 6pc Flange Inserts 17/19/21mm for Momcozy S9 Pro Hands Free Breast Pump,Compatible with S9/S10/S12 Wearable Breast Pump.Suitable for Medela,Spectra Shields/Flanges,Reduce 24mm to Correct Size,2pc/Each : Industrial & Scientific
![Amazon.com : Fisroa Flange Insert 17mm Replacement Compatible with S9/S12 Hands-Free Breast Pump, Wearable Breast Pump Shield/Flange Insert (17mm) : Baby Amazon.com : Fisroa Flange Insert 17mm Replacement Compatible with S9/S12 Hands-Free Breast Pump, Wearable Breast Pump Shield/Flange Insert (17mm) : Baby](https://m.media-amazon.com/images/I/615oJeKKJXL._AC_UF350,350_QL80_.jpg)
Amazon.com : Fisroa Flange Insert 17mm Replacement Compatible with S9/S12 Hands-Free Breast Pump, Wearable Breast Pump Shield/Flange Insert (17mm) : Baby
Lactation Connection - Go to LactConnect Breastfeeding Blog to check out our newest blog post on what to do if the smallest size breast flange is still too big! https://lactconnect.blogspot.com/2021/10/16mm-17mm-and-19mm-small-breast-shield.html | Facebook
![The Significance of Breast Pump Flange Size: Understanding the importance of accurate sizing in Breast Pumping - Savebabies The Significance of Breast Pump Flange Size: Understanding the importance of accurate sizing in Breast Pumping - Savebabies](https://savebabies.in/wp-content/uploads/2023/09/The-Breast-Pump-Flange-Size-is-Matter-3.jpg)
The Significance of Breast Pump Flange Size: Understanding the importance of accurate sizing in Breast Pumping - Savebabies
![semai Flange Inserts 21mm Breast Pump Parts Compatible with Momcozy S12 Pro/S9 Pro/S12/S9/Medela/Spectra/TSRETE 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS - Yahoo Shopping semai Flange Inserts 21mm Breast Pump Parts Compatible with Momcozy S12 Pro/S9 Pro/S12/S9/Medela/Spectra/TSRETE 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS - Yahoo Shopping](https://s.yimg.com/lo/api/res/1.2/4qg7v5U2uixcoOnNt5KlPA--/YXBwaWQ9ZWNfaG9yaXpvbnRhbDtoPTQwMDtzcz0xO3c9NDAw/https://m.media-amazon.com/images/I/51eNHeqHJoL._SL500_.jpg)