· Multiple nipple holes provide a natural feed, just like mom’s breast· NEW! Now featuring an even softer nipple· Nipple comes with 3, 6 or 9 holes, depending on flow rate· Advanced 1-piece Anti-Colic Air system helps reduce colic, gas and spit up· Same shape as mom’s nursing nipple during breastfeeding· Flexible nipple moves with baby for a continuous latch· Accepted by 96% of moms – based on 2019 independent market research amongst 203 mothers in Germany· Available as a 2 pack in Slow (3 holes), Medium (6 holes) and Fast (9 holes)· Nipple can only be used with NUK Simply Natural bottles