Maymom 21mm Flange Insert, Compatible with 24mm Elvie Single/Double Electric, Stride Wearable Cup, Medela PersonalFit Flex Shield, Non Original Replacement Pump Parts

Contents: 2 x 21mm inserts Compatible wIth 24mm Elvie Single/Double Electric, Elvie Stride Cup. It reduces 24mm Shield nipple tunnel up to 21mm. Compatible with Momcozy S9, S10, S12 (24mm Cup) / Legendairy Milk (24mm Cup)/Tsrete Portable Silicone Cups (24mm Cup). Also compatible with Medela PersonalFit Flex 24mm Chest Shield, Medela Handsfree Cup (24mm), Motif Luna 24mm Flange, Ameda Mya 24mm Flange, Ameda Mya Pro 24mm Flange. Maintain compatibility with most hands-free bras. You can still use most hands-free bras on the market as this insert is installed in 24mm removable shields. Tight fit Unlike the other version of Maymom longer nipple-tunneled insert, there is no need to trim or cut this model of Maymom insert. Available sizes: 21, 19, 17, 15, 13 mm BPA free, made of food grade silicone. Complies with US FDA regulations for food contact.