- Integrated Airflex Venting value helps reduce colic and discomfort
- Nipple features slot-shaped opening to adjust the flow rate to baby's preference
- Simply turn the bottle to line up the I, II or III marking with your baby's nose to choose between slow, medium and fast flow.
- Compatible with all Philips Avent Classic+ bottles
- The nipple is made of flavorless, odorless silicone that resists discoloring. Dishwasher safe
- BPA-Free and made of soft, durable, flavorless silicone
- Clinically proven to reduce colic and discomfort