Philips Avent Classic+ Slow Flow Anti-Colic Teats are designed for babies 1 month and older. These replacement teats feature 2 holes for an appropriate flow rate and anti-colic system to help reduce air intake during feeding. Key features: • Slow flow rate with 2 holes suitable for 1+ months • Anti-colic valve system • Compatible with Philips Avent Classic+ bottles • BPA-free silicone material • Pack contains 2 teats These teats are specifically designed to work with the Philips Avent Classic+ bottle system. The slow flow rate is ideal for babies transitioning to bottle feeding or those who prefer a gentler flow. For optimal performance and hygiene, it's recommended to replace teats every 3 months or sooner if showing signs of wear.