What is momcozy breastmilk bag the momcozy breast milk storage bags are designed with a specialized double zip sealing system to keep your precious breast milk fresh for your baby. The bags come in a perfect pack size to support new parents in the first few months of expressing and storing breastmilk.the color changing milk bags provide an easy visual indicator of the milks temperature. Purple means the milk is too cold below 36c 96.8f, blue indicates the ideal feeding temperature 36 40c 96.8 104f, and white signals the milk is too hot above 40c 104f. This allows parents to quickly and accurately monitor the milks temperature and ensure it is at the perfect warmth for feeding. What are the key features bags can be frozen flat or upright, allowing for quick defrosting or freezing. Each bag has double sealed side seams and a double zipper to protect and preserve the breastmilk. Bpa bps free. Usage how to use momcozy breastmilk bag after pouring milk into bag, fully unfold the four corners of the bag to get an accurate capacity or the measured value will be higher than the actual capacity. Press the shutter with your fingertips until you hear an audible clicking sound. Usage warnings precautions to consider before using momcozy breastmilk bag the filling quantity should not exceed 6 ounces. Warnings