Provided is a blow molded container including a bottom, four sidewalls extending upward from the bottom to a shoulder region, a neck disposed on the shoulder region and defining an opening at the top of the container, and vertical ribs extending from the shoulder region to the bottom along the sidewalls. The shoulder region includes shoulder ribs and a shoulder base portion, the shoulder ribs formed of should rib walls extending upward from the shoulder base portion and a shoulder rib top portion extending between shoulder rib walls to form an upper part of the shoulder ribs. Each shoulder rib extends from the neck to an upper part of a corresponding vertical rib to provide improved top load resistance at the top and neck of the container.