Dr. Brown's Natural Flow Wide-Neck Baby Bottle Nipple - Level 4, Fast Flow - 6-Pack - 9m+

Dr. Brown's Natural Wide-Neck Nipple - Level 4 (9m+) - 6 packDr. Brown's BPA Free Nipples reduce colic, vomiting, reflux, burping, and gas. Prevents air bubbles from forming in milk or formula. Helps reduce fluid in the ear. Prevents nipple collapse. Dr. Brown's Natural Wide-Neck Nipple - Level 4 (9m+) - 6 pack Key Features: 100% Silicone Patented internal vent system helps reduce colic, spit-up, burping and gas Positive pressure design allows babies to feed comfortably, because the vent system eliminates the air bubbles and vacuum All parts are dishwasher safe Wide-Neck Nipples Level Four are ideal for babies 9+ months. Dr. Brown's BPA Free Nipples reduce colic, vomiting, reflux, burping, and gas. Prevents air bubbles from forming in milk or formula. Helps reduce fluid in the ear. Prevents nipple collapse.