Zomee Double Electric Breast Pump Kit - EachClosed system technology prevents milk from entering the tubes or the pump, providing better protection from pathogens and contamination. Ultra quiet operation Double pump delivers 18% more milk than other single or manual pumps that pump each breast, in turn, making it an excellent pick for busy moms. Zomee mimics a baby's natural feeding pattern to maximize milk production: There are multiple levels to experiment with until you find the most