... : High/low temperature resistant from -60 to +200 degreeFeatures:(1) Food grade silicone material,colorless,odorless,nontoxic(2) High transparence ... 100% liquid silicone nipple rubber , more sofe and clearAdvantage:(1)BV manufacturer(2)Silicone baby products leader and developer(3 ... baby brand in China(5)BV,SGS,LFGB,FDA,EN,ECC,AP,GB certification(6)Full experience in silicone products 2013 new silicone ...