-Feature 1.Quality selected FDA standard food grade material. 2.Premium PPSU material. 3.The heat resistance of the feeding bottle is up to 197°C, BPA-Free. 4.Experimental evidence proves that the feeding bottle is bearable with 1000 times repeated steam sterilization. 5.Light bottle with high hardness, extra durable! 6.Printed with Germany imported ink, SGS certified heavy metals free. 7.Equipped with cross hole mother's touch anti-colic nipple.