![Amazon.com : bliblo Flange Insert 17mm, Compatible with NaNaLazy/TSRETE/Bellababy/Lansinoh /momcozyS9/S10/S12,Wearable Breast Pump Shields/Flanges,Milk Collector 24mm Universal (17mm) : Baby Amazon.com : bliblo Flange Insert 17mm, Compatible with NaNaLazy/TSRETE/Bellababy/Lansinoh /momcozyS9/S10/S12,Wearable Breast Pump Shields/Flanges,Milk Collector 24mm Universal (17mm) : Baby](https://m.media-amazon.com/images/I/51p0wDsB2hL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : bliblo Flange Insert 17mm, Compatible with NaNaLazy/TSRETE/Bellababy/Lansinoh /momcozyS9/S10/S12,Wearable Breast Pump Shields/Flanges,Milk Collector 24mm Universal (17mm) : Baby
![Amazon.com : Flange Insert 4PC 15/17/19/21mm for Momcozy S12 pro/S9 pro/S9/S10/S12/Medela/Tsrete/Spectra/Bellababy etc 24mm Wearable Breast Pump, Reduce 24mm Tunnel Down to Other Correct Size : Baby Amazon.com : Flange Insert 4PC 15/17/19/21mm for Momcozy S12 pro/S9 pro/S9/S10/S12/Medela/Tsrete/Spectra/Bellababy etc 24mm Wearable Breast Pump, Reduce 24mm Tunnel Down to Other Correct Size : Baby](https://m.media-amazon.com/images/I/61IF+TWe+iL._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Flange Insert 4PC 15/17/19/21mm for Momcozy S12 pro/S9 pro/S9/S10/S12/Medela/Tsrete/Spectra/Bellababy etc 24mm Wearable Breast Pump, Reduce 24mm Tunnel Down to Other Correct Size : Baby
![Amazon.com : GOCROWEEN Flange Inserts Compatible with Momcozy S12 Pro/S9 Pro/TSRETE S12/S9,Suitable for Spectra S1/S2 Wearable Breast Pump,Reduce 24mm Shield/Flange Nipple Tunnel Down to 15/17/19/21mm, 4PCS : Baby Amazon.com : GOCROWEEN Flange Inserts Compatible with Momcozy S12 Pro/S9 Pro/TSRETE S12/S9,Suitable for Spectra S1/S2 Wearable Breast Pump,Reduce 24mm Shield/Flange Nipple Tunnel Down to 15/17/19/21mm, 4PCS : Baby](https://m.media-amazon.com/images/I/61V8T8H-FfL.jpg)
Amazon.com : GOCROWEEN Flange Inserts Compatible with Momcozy S12 Pro/S9 Pro/TSRETE S12/S9,Suitable for Spectra S1/S2 Wearable Breast Pump,Reduce 24mm Shield/Flange Nipple Tunnel Down to 15/17/19/21mm, 4PCS : Baby
![Amazon.com : Maymom Flange Inserts 19 mm for Medela, Spectra 24 mm Shields/ Flanges, Momcozy/Willow Wearable Cup. Compatible with Medela Freestyle, Harmony to Reduce 24mm Nipple Tunnel Down to 19 mm; 2pc/Each : Amazon.com : Maymom Flange Inserts 19 mm for Medela, Spectra 24 mm Shields/ Flanges, Momcozy/Willow Wearable Cup. Compatible with Medela Freestyle, Harmony to Reduce 24mm Nipple Tunnel Down to 19 mm; 2pc/Each :](https://m.media-amazon.com/images/I/51YRXkCYM1L.jpg)
Amazon.com : Maymom Flange Inserts 19 mm for Medela, Spectra 24 mm Shields/ Flanges, Momcozy/Willow Wearable Cup. Compatible with Medela Freestyle, Harmony to Reduce 24mm Nipple Tunnel Down to 19 mm; 2pc/Each :
![Amazon.com : Maymom Flange Inserts 19 mm for Medela, Spectra 24 mm Shields/ Flanges, Momcozy/Willow Wearable Cup. Compatible with Medela Freestyle, Harmony to Reduce 24mm Nipple Tunnel Down to 19 mm; 2pc/Each : Amazon.com : Maymom Flange Inserts 19 mm for Medela, Spectra 24 mm Shields/ Flanges, Momcozy/Willow Wearable Cup. Compatible with Medela Freestyle, Harmony to Reduce 24mm Nipple Tunnel Down to 19 mm; 2pc/Each :](https://m.media-amazon.com/images/I/41cAWFD2t4L.jpg)