For Your Newborn"S Feeding Needs, Pick The Philips Avent Newborn Flow Teat The Philips Avent Newborn Flow Teat Is An Extra-Soft Silicone Teat With One Hole, Ideal For Newborn Babies. Philips Avent Teats Make It Easier To Feed Your Baby, Whether Entirely By Bottle Or A Combination Of Breast And Bottle. The Naturally Shaped Silicone Teat Allows Your Baby To Control Milk Flow As It Would When Breastfeeding. This Allows Your Baby To Suckle Almost As At The Breast. As Your Baby Feeds, The Unique Skirt On The Avent Teat Flexes To Allow Air Into The Bottle, Rather Than Baby"S Tummy, Preventing Colic. The Gentle Whistling Sound And Watch The Air Bubbles Burst On The Surface Of The Milk. That"S Your Guarantee That The Air Is Being Released Into The Bottle--Not Into Your Baby"S Tummy. Choosing The Right Teat For Your Baby Avent Teats Allow Air Into The Bottle To Prevent Vacuum Build-Up. View Larger The Naturally Shaped Teat Allows Baby To Control Milk Flow As When Breastfeeding, Making It Easy To Combine Breast And Bottle. Philips Avent Teats Are Designed To Fit All Bottles In The Avent Range. The Avent Teats Are Interchangeable, And Available In Different Flow Rates--Newborn, Slow, Medium, Fast And Variable Flow. Once Baby Moves Up To The Next Teat Stage, The Old Teat Can Simply Be Replaced With The New. Remember That Age Indications Are Approximate, As Babies Develop At Different Rates. You Will Know When Your Baby Is Ready To Move Onto A Faster Flow Rate Because He Or She Will Try To Suck Harder To Get The Milk More Quickly. Baby May Also Show Signs Of Tiredness Or Frustration During Feeding. Philips Avent Feeding Bottles The Philips Avent Classic Feeding Bottle Is Designed To Work With Your Baby"S Natural Feeding Rhythm. Philips Avent Bottles Are Clinically Proven To Reduce Painful Colic And Discomfort After Feeding. Significantly Reduce Fussing.