The Optimal Silicon Nipple 0+ is a clear silicone bottle nipple designed specifically for newborns and infants aged 0 months and up. It features a classic bell shape with graduated flow control rings for consistent feeding. Key features: • Made from high-quality silicone material • Suitable for babies 0+ months • Clear transparent design • Graduated flow control rings • Bell-shaped design for natural feeding This nipple is designed to attach to standard-sized baby bottles. The transparent silicone construction allows you to easily monitor milk flow during feeding. Always inspect the nipple before each use and replace at the first signs of wear or damage.