Fits 12oz Momcozy Milk Coolers, but NOT interchangeable lids: Functions as a backup or spare bottle when one is in use or being cleaned. Cooler Bottles worked for Dr. Brown's Narrow Baby Bottle Nipple (not WIDE-NECK) Maximum 11oz Capacity, Clear 10oz Markings. Designed for...

Compatible: These flange inserts compatible for TSRETE/Momcozy /Spectra/Willow/Elvie/kmaier/Phanpy/NaNaLazy/KISSBOBO wearable breast pump 24mm flanges (Not for 27mm shield) Flange sizing kit allow you to adapt your breast pump to the appropriate size for optimal suction. Perfect for figuring out your optimal flange size Supper Comfortable:...

A necessity: It makes life with a newmom much easier! Great replacement part for M5 breast pump, if you noticed that there wasn’t the same level of suction like the start Perfectly Compatibility: The duckbill valves and diaphragm perfect fit for Momcozy M5 wearable...