Get the Haakaa Gen. 3 Baby Bottle and Silicone Flange in one handy combo Express directly into the detachable silicone bottle with the pump flange, then swap the attachment to the baby bottle nipple for easy feeding Haakaa Generation 3 keeps the same simple and effective breast pump design that you know and love, except now you can express directly into a detachable silicone bottle for easy feeding or storage