• Polypropylene bottles are BPA Free
• Patented internal vent system is proven to minimize oxidation of breastmilk and formula to help maintain essential nutrients.
• Fully-vented bottle design provides vacuum-free feeding similar to breastfeeding
• Vent system eliminates the negative pressure and air bubbles to help reduce colic, spit-up, burping and gas
• Works with all of the existing Dr. Brown's convenience accessories including microwave sterilizer, drying rack and dishwasher basket

Contains:

• 3 - 8 oz STANDARD Baby Bottles
• 2 - 4 oz STANDARD Baby Bottles
• 2 - Extra Level-Two Nipples
• 2 - Storage/Travel Caps
• 3 - Cleaning Brushes
• Instructions