Dr. Brown's Polypropylene Natural Flow Bottle - Starter Kit is a complete baby feeding system with a patented internal vent system. Designed by a doctor who first tried it on his own kids, these starter kit bottles may help prevent the formation of air bubbles and vacuums. With the help of this starter kit, you can help reduce feeding problems in infants such as colic, spit-up, burping and gas.

• Dishwasher-safe
• BPA-free
• Traditional silicone nipple
• Patented no-vacuum design
• Helps reduce feeding problems, colic episodes, spit-up, burping and gas