Dr. Brown's - Natural Flow Glass Baby Bottle 2 Pack - 4 oz.

Dr. Brown's - Natural Flow Glass Baby Bottle - 2 Pack (4 oz/120 mL each) Dr. Brown's Natural Flow Glass Baby Bottles offer moms the benefits of Dr. Brown's vent system only in a glass bottle design. Same silicone nipples as Dr. Brown's Standard bottles. How They Work: BottlesDr. Brown's bottle features a patented two-piece internal vent system that works unlike any other bottle design.

-Prevents air bubbles from forming in milk or formula-Helps maintain Vitamins A, E, C and lipids-Reduces colic, spit-up, burping, and gas-Contains no PVC, lead or phthalates-Includes two 4oz glass bottles with level one nipples