Newborn Starter set, the Dr. Brown's Options+ Wide-Neck Bottle Newborn Feeding Set grows with baby! Dr. Brown's award-winning baby bottles feature an internal vent system that is clinically proven to reduce colic, decreases spit-up, burping, and gas, and better preserves nutrients in breast milk and formula. With three nipple levels included, slow-flow, medium-flow and medium-fast flow, this bottle set grows with baby. The breast-like shape can help with a more natural latch and avoid nipple confusion. BPA free. Gift set includes: 1 - 120 ml Dr. Brown's Options+ Bottles, 3 - 250 ml Dr. Brown's Options+ Bottles, 2 - Level2 Nipples, and 2- Level 3 Nipples.