Dr. Brown's Original Bottle, 8 Ounce, Single

• Polypropylene bottles are BPA free• Patented internal vent system created by dr Craig brown eliminates the vacuum and air bubbles to help significantly reduce colic, spit up, burping and gas• Fits all of the existing dr brown's standard nipples• Works with all of the existing dr brown's convenience accessories including microwave sterilizer, drying rack and dishwasher basket