1) Food grade BPA free silicone + PP material, more safety, environmental and healthier. 2) Mutifunctional breast pump, it can be used for milk suction, feeding and storage, also have massage function during suction. 3) Suit for any cup's mother during suckling period. 4) Silicone massage pad in petal shape design is soft and hollow, make it fit for the shape of breast, realize good suck effect. 5) Streamline body + handle design, easy to hold. 6) Gas-liquid separation, anti-backflow, with stronger suction. 7) Heat resistant up to 120 degree. 8) All parts which touch with breast milk are nontoxic and food grade, adapt to breast and breast milk. 9) Innovative design can ease the pain of mother bulge milk. 10) With suction adjusting gear design to make it's more convenient to use.