medela, the worldThe leading brand of breastfeeding and breast pump, was founded by Ou Larsen in 1961, dedicated to breast milk collection, breastfeeding and other professional services, all products are always 100% BPA-free, production of bottles, breastfeeding products and breast pump accessories in contact with breast milk are made of polypropylene (PP), as of 2013 all studies have shown that PP is safe.