Triple Vented Design: Our Nanobebe baby bottles nipples feature a unique triple vented design to reduce colic, ensuring your baby feeds comfortably and peacefully. Fast Flow for Easy Feeding: The fast flow silicone nipples are perfect for babies who need a faster flow rate, making feeding time more efficient and enjoyable. Silicone Material: Made from high-quality, BPA-free silicone, these baby bottle nipples are safe, durable, and easy to clean, providing the best for your baby. Ready to Use: Each twin-pack of Nanobebe nipples is ready to use, offering convenience for busy parents and ensuring your baby never goes hungry. Universal Compatibility: These flow nipples are compatible with most baby bottles, making them a versatile choice for feeding your baby. Nanobebe Silicone Nipples Triple Vented 4-Pack - Fast Flow