baby bottle material : 10% silicone character: safe silicone material ,colorless,odorless, -60 up to+ 200 degree SGS,FDA,GTQ Anti-colic Silicone Baby Bottle , Baby Feeding Bottle Description : Imitation soft breast nipple super-elastic characteristics, it will help infant's oral development. Using soft silicone material can maintain the same pressure both inside and outside of the bottle, bottle ...