Hegen’S 150Ml/5Oz Feeding Bottle Is The Perfect Size For Moms Who Are Latching And Pumping To Regulate Their Milk Flow. It Comes With A Slow Flow Teat That Is Ideal From The First Month As It Mimics The Initial Slow Flow Of Breast Milk Up To 3 Months Old.Additional Teats Of Various Sizes (All Sold Separately) Allow Mothers To Simply Swap To Their Choice Of Teats For Baby’S Perfect Feed As Time Goes By. •Mimics The Mother’S Breast Velvety Soft, Elliptical Shaped Teat Closely Mimics The Natural Breast Of Mothers To Promote Natural Latchon For Babies. This Minimises Nipple Confusion, Making It Easier To Combine Breast And Bottle Feeding. •Prevents Colic Air Venting Bypasses The Milk To Prevent Aeration, Minimising The Oxidation Of Precious Nutrients. This Reduces Excessive Air Intake, Safeguarding Your Baby From Tummy Upsets. •Revolutionary Onehand Closure World'S First Patented No Screw Thread Closure; The Hegen Presstoclose, Twisttoopen™(Pcto™) Innovation Allows The Bottle To Be Pressed On And Twisted Off Conveniently With Zero Spillage. •Easy Grip With Our Sqround Bottle Ergonomically Designed In A Softsquare Shape, Hegen'S Unique Sqround (Squareround) Bottle Makes It Easy For Babies To Hold And Also Keeps The Bottle From Rolling Away. •Hasslefree Cleaning The Smooth Interior Surface, Wide Bottle Opening And Minimal Parts Make Cleaning Exceptionally Easy. •Asymmetrical Teat For Upright Feeding Hegen’S Super Soft Teats Are Asymmetrical And Offcentre To Allow For A Natural Upright Feeding Position At A 20 Degrees Tilt, Similar To Nursing From The Breast. This Minimises The Tilt That Conventional Baby Bottles Require, Reducing The Risk Of Milk Backflow Which May Cause Midear Complications. •Expressstorefeed In Just One Bottle The Awardwinning Expressstorefeed System Reimagines The Milk Bottle In A Practical Way While Remaining Efficient, Simple And Functional. Simply Swap Pump Module, Feeding Collars Or Storage Lids To Express, Store And Feed Within A Single Container, With No Wasteful Transfer Of Milk. •Highperformance Plastic Withstands Extreme Temperatures All Hegen Bottles Are Made Of Ppsu (Polyphenylsulfone), An Fdacompliant Material Which Combines The Advantages Of Both Glass And Plastic Materials. It Is Widely Used In The Manufacturing Of Medical Appliances Due To Its Superior Toughness And High Temperature Resistance Ranging Between 20°C To 180°C. This Means You Can Deep Freeze Or Heat Up Breastmilk In Hegen’S Feeding Bottles Directly, Making It A Breeze To Express, Store And Feed!