The authentic Momcozy wearable breast pump flange 19mm insert accessories are only suitable for use with the Momcozy S12 Pro wearable breast pump. Momcozy Original Parts FSA/HSA eligible. Some moms experience nipple swelling while expressing, so it is advisable to observe the appearance of the nipple during pumping. If your nipple rubs or feels squeezed in the flange channel, it is an unsuitable flange size and you need to replace the right size flange insert.
[Warranty CoveredProduct is covered under 1year standard warranty from the date of purchase.].