Additional Collars And Transparent Covers Are Sold Separately Allowing Mothers To Seamlessly Convert A Storage Container To A Feeding Bottle. Simply Pair It With A Teat Flow Of Your Choice (Slow/Medium/Fast/Thick Feed) To Experience The Multifunctional, Modular Benefits Of Hegen’S Expressstorefeed System And Enjoy The Convenience Of A Hasslefree Conversion When It Comes To Feeding.

•Revolutionary No Screw Thread One-Handed Closure (Patent Pending). Press-To-Close, Twist-To-Open, Pcto Innovation For Hassle-Free Handling And Avoiding Spillage

•Air Venting Bypasses The Milk Minimizing Formation Of Air Bubbles And Oxidation Of Precious Nutrients. Built-In Anti-Colic Air Vent Reduces Unwanted Air Intake

•Elliptical-Shaped Silicone Teat Closely Mimics A Mother'S Breast To Simulate A Real Latching Experience, Making Combining Breast And Bottle Feeding Possible. Off-Centre Teat Enables Your Baby To Feed In A Natural Upright Position

•Express, Store And Feed Within A Single Container With Interchangeable Pump Or Adapters, Feeding Collars And Storage Lids. No Wasteful Transfer Of Milk Necessary.