The bottle and nipple made by security materials (PP) , BPA free . The material will not react chemically with the emulsion , milk, milk prouduct , and the material will not decompose the toxic chemicals during the disinfection, and through the rigorous safety testing .
Polypropylene (PP) is the safety material which used to food containers in all over the word, it does not contain the carcinogens and BPA free, with good toughness, and have a higher drop number , can heat to 120 degrees Celsius .
The nipple`s material is LSR and passed by F.D.A, can heat to 180 degrees celsius . The nipple can repeatedly boil in boiling water , can rotate in 360 C . The nipple can easily stretched at least 10 mm .