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.

Features: 100% Silicone. Made in US. 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..

Shipping: This item is sold by BabyHaven, a business located in the USA and import duty/gst may apply. Please check http://trade.me/whatsmyduty for more. This item will ship from the United States and generally arrives in 10-24 business days.