Baby Bottle 1.100% food-grade silicon,BPA free 2.Excellent heat- ... hold4. Natural feeling and comfortable, encourages baby to open the mouth.Bottle: Food grade silicone. BPA FREE, heat-resistant, flexible, unbreakable and ... -resistant to 120° CBottle sleeve: Silicone, Protect the soft silicone bottle, heat-resistant to 120° CTwist Cap: Polypropylene, heat-resistant to ...