... ,unbreakable 3.Milking function can squeeze the milk to the baby to drink Key characteristics1.Made of 100% food-grade silicone ... a, dose not contain harmful substances.2.Soft,unbreakable.The bottle body for all the nipple material,very soft, full sense ... , becuase the soft botte, can squeeze the milk to the baby to drink.5. Any color and style available,as your ...