Lansinoh Breastfeeding Feeding Bottle with Natural Wave Teat is a unique design to help maintain established breastfeeding patterns.  It enables the baby to switch easily from breast to bottle and back again. The NaturalWave teat encourages the baby's wave-like tongue movement and promotes instinctive sucking action for natural oral development. 

• Comes with a soft, flexible teat that promotes natural oral development, enabling babies to use their natural feeding motions learned during breastfeeding
• Anti-colic air ventilation system reduces the intake of air
• BPA and BPS-free materials for safe, healthy feeding
• Dishwasher and microwave-safe