Downhole completion tool that locates and lands in a sleeve, and provides a flow path for fluids to be pumped into a formation that will fracture the formation and provide a flow path for the production of oil and gas; Downhole completion systems, namely, a flow control tool containing a dissolvable ball launched from surface into a wellbore to land in a specific sleeve; Oil and gas well equipment and solutions, namely, a production and completion system for installing a flow control tool into a wellbore; oil and gas well completion systems, namely, downhole sleeves designed to allow for injecting a fluid into a formation to stimulate oil and gas production; Oil and gas well equipment, completion tools and parts therefor, namely, treating assemblies for pipelines for use in controlling the flow and movement of fluids; oil and gas equipment, namely, flow control tools having a ball-in-place in a tubular, which sets in a sleeve; Shifting tools, as part of wellbore machinery, used to open, close or shift the position of downhole flow control or circulation devices; Pipeline isolation machine tools, for use in controlling the flow and movement of fluids; Tubulars, namely, pipes for use in controlling the flow and movement of fluids; oil and gas well completion systems, namely, sleeves designed to allow for fluid injection into formation; Oil and gas well completion systems used in hydraulically fractured multi-zone wells comprised of sleeves and dissolvable balls for use in the flow of materials throughout the well; oil and gas well completion tools, namely, sleeves, downhole tools, and dissolvable balls; flow control equipment, namely, sleeves, shifting and running tools and tubulars; Oil and gas equipment, namely, downhole completion and intervention tools in the nature of a tubular that locates and lands in a sleeve