Abstract: The exemplary embodiments herein provide a mildly kinetic barbell having a flexible tube with a hollow center, a first end, and an opposing second end. The barbell preferably has a stiffening element within the hollow center, a first plate stopper attached to the flexible tube near the first end, and a second plate stopper attached to the flexible tube near the second end. The barbell may also have a first loading sleeve at the first end with a second loading sleeve at the second end. Some embodiments also include rack bumpers placed adjacent to the plate stoppers and/or a knurl positioned on a central portion of the flexible tube.