Dr. Brown's Anti-Colic feeding bottle features a patented internal vent system designed to reduce air ingestion, minimizing discomfort and gas. The wide-neck design allows easy filling and cleaning, while the soft silicone nipple mimics natural breastfeeding for seamless transitions. Compatible with most standard bottle accessories, this bottle supports healthy feeding development from newborn through toddler stages. Durable, BPA-free construction ensures safety and longevity.