Product Overview: Designed for newborns, the Dr. Brown's Level 1 Wide Neck Nipple mimics breastfeeding to ensure a smooth transition to bottle feeding. Key Features: ‣ Slow flow rate ideal for newborns, supporting paced feeding. ‣ Breast-like shape promotes natural latch, reducing nipple confusion. ‣ Integrates with Dr. Brown’s anti-colic vent system to help reduce feeding problems. Specifications: ‣ Material: Silicone ‣ Age Suitability: 0 months and older