FeatureBrand New and high quality.Made of high quality PP material，non-toxic， safe and do not harm for children.Please use boiled water to breast pump 3-5 minute but take away the ballPlease visit our shop for more baby's supplies.Instruction:First，Cleaning the nippleSecond，Flattening the ball，match the cover with breastSquash with breast by one hand，operate breast pump with another hand.it can improve the efficiencyMaterial: PPColor:RandomPackage included: 1 Pcs Breast pump