PHILIPS AVENT Classic variable flow nipples can adjust milk flow by turning the bottles to different lines.<br><br><strong>Features:</strong><br>Adjust flow to by turning bottle to line up the I， II or III (slow， medium and fast flow).<br>Soft， flexible， wide-shaped nipple promotes natural suckling motions.<br>Anti colic valve system makes feeding more comfortable.<br>BPA free silicone is odorless and easy to sterilize.<br>Compatible with Philips AVENT Classic Bottles.<br><br><strong>Specifications:</strong><br>Brand: PHILIPS AVENT<br>Model: SCF635/22<br>Material: BPA free silicone<br>Temperature resistance: 110°C<br>Recommended age: 3 month above<br>Package size: 13.5 * 6 * 5.5cm / 5.3 * 2.4 * 2.2in<br>Weight: 48g / 1.7oz<br><br><strong>Package List:</strong><br>2 * Classic Variable Flow Nipples