Bottle for babies from 6-18 months that helps reduce colic. Soft, natural design that adapts to the shape of the jaw. It has a measuring scale, a wide neck, anatomically shaped silicone teat, and the NUK ANTI-COLIC AIR SYSTEM ventilation system that helps prevent colic. Contains no latex, no harmful substances; odorless and BPA-free. Format 360l capacity, screw ring, locking disc and protective cap.