Lifefactory Vented Silicone Nipples (Stage 2) are designed for babies aged 3-6 months. These nipples are made from high-quality silicone and feature a natural shape to ensure a comfortable feeding experience. They are BPA-free and have been tested to meet FDA standards. The nipples are dishwasher and sterilization safe, making them easy to clean and maintain. Each pack contains 2 silicone nipples with a standard neck. Made in the USA, these nipples are a reliable choice for parents looking for safe and durable feeding accessories.