LOZAEVE 17mm Silicone Flange Inserts for Spectra S1 S2, Medela Breast Pump Shields, Freestyle, Harmony, Sonata to Reduce 24mm Elastic Nipple Tunnel Down to 17mm; Also Fits Freemie 25mm Cups; 2pc/Each

Product description 15mm insert 17mm insert 19mm insert 21mm insert Compatible with Spectra S1, Medela PersonalFit, Flex Flange Compatible with Elvie, Stride/Willow/Momcozy S9, S10, S12 Cup Compatible with TSRETE/Bellababy/Rainyb/Aidmom/HAUTURE Cup Compatible with Motif Luna/NCVI/Bellababy Flange Compatible with Freemie/Ameda Mya/Ameda Mya Pro Flange Compatible with MISSAA/Paruu/Horigen/IKARE Cup Compatible with BabyBuddha/ Dr.

Brown's Flange Compatible with Lansinoh Shield/Ameda Purely Yours/Ameda Mya Joy Reduce Flange Size Make pumping more efficient Work with 24-25mm flanges Inserts Available in 4 sizes: 15, 17, 19, 21mm Made from soft silicone makes pumping more comfortable Versatile compatibility with name brand flanges listed on product descriptions.