1. 奶嘴原材料均采進口食品級液態(tài)硅膠,材質安全,不含致癌物質亞硝氨,無毒無味耐高溫,符合FDA和EN71標準.2. 特殊透氣孔及突狀物設計可解決寶寶用力吸奶時發(fā)生奶嘴扁平,凹陷等情形.讓寶寶順暢的吸乳,并避免吸入過多空氣,造成腹脹或打嗝.1. Allnipplesaremadeoffoodgradeliquidsilicone,whichisheat-resistant,non-toxic,non-sticky,odorless,NitrosaminefreeandcomplieswiththeFDAof theUnitedStatesandEN71oftheEuropeanUnion.Thespecialventdesignnotonlypreventsthenipplefromcollapsingbutalsoavoidbabyfromswallowingexcessair,whichmaycausecolicandhiccoughduringfeeding.