Abstract: A scuba pack is disclosed that enables a user to carry a substantial back supported load with comfort and mobility. The pack has a flexible load container having a base panel for engagement on the back of a user, wherein the base panel having extensions fitting over each shoulder and around a portion of the waist of the user. The pack also has a harness disposed on the front of the user, which adjustably interconnects the extensions of the flexible load container across the front waist of the user. The harness also adjustably interconnects the shoulder extensions to the waist extensions. The harness is longitudinally flexible within a selected range, such that load forces are transmitted to the waist region while holding the load in conformity to the user without restricting body movement.