Philips Avent Newborn Flow Anti-colic teats are specifically designed for babies 1 month and older. These replacement teats feature a slow flow rate and anti-colic valve system to help reduce feeding discomfort, making them ideal for newborns transitioning to bottle feeding. Key features: • Newborn flow rate suitable for 1+ months • Anti-colic valve system • Soft silicone material • BPA-free construction • Pack includes 2 teats • Compatible with Philips Avent Anti-colic bottles These teats are engineered with a built-in valve that vents air away from baby's tummy to help reduce colic, gas and discomfort. The slow flow rate helps prevent overfeeding and choking in young infants. For optimal hygiene and safety, it's recommended to replace teats every 3 months or sooner if they show any signs of damage or wear.