帮助产后妈妈衍生奶时，舱底牛奶。
减少的隆起牛奶的不适。
操作简单，容易和方便地使用传统的吸奶器，节省时间。
泵球是无毒的，安全卫生，易清洁

Help postpartum mother derived milk when Bilge milk.
Reduce the discomfort of bulge milk.
Traditional breast pump of simple operation, easy and convenient to use, save time.
Pump ball is nontoxic, safety and health, easy cleaning