... feeding bottle 1.neutral glass, 2.qualified with multi-national certification 3.Non-BPA and ... 600°c and 200°c sudden temperature change with 30%expansion coefficient.2.Bottle highly transparent,handy ... neutral glass, release none dangerous substance.4.with well design nipple, similar to mom's ... colic,choking.6.Clearly printed graphics and calibrations with imported Non-solvent ink from Germany without ...