Medela Calm Breastfeeding System Medela Breast Milk Bottle Nursing Nipple BPA Free Ventilation System 150ml

---------------------------------------------------------------------- Medela nursing nipple, Calm Calm is equipped with a proprietary ventilation system (patented). You can use one size throughout the breastfeeding period, and there is no need to change the size as you grow. Can be used with Medela breast milk bottles. The cleaning methods, storage methods, and transportation of breast milk have also been devised. BPA free. [Set contents/accessories] Calm nipple, 150ml bottle, cap, multi-lid x 2