Soft nipple, not easy to be torn - It is matched with new generation of silicone nipple "anti-flatulence milk type" which is made by food grade of ultra-soft liquid silicone. It will not deform or break easily and will prevent from baby flatulence efficiently which is the most ideal nipple for baby.
Safe materials - It is non-toxic, resists very high temperature up to 220-degree Celsius and repeated sterilizations on boiling water, microwave and steam sterilizer. • High temperature resistance - PPSU is with excellent impact and strength resistant, will not break easily or deform.
Conforms to FDA standards