A reusable stackable storage container for housing, organizing and/or displaying at least one item including a top side casing, a bottom side casing, a first cup-like protrusion formed on the top side casing, a second cup-like protrusion formed on the bottom side casing, and at least one sidewall formed to the bottom side casing, where a cavity between the first cup-like protrusion and the second cup-like protrusion is adapted to receive the at least one item when the container is closed. The container further may comprise a selectively engageable fastening mechanism formed on the top side casing and bottom side casing to open and close the container. A support structure may be formed on a sidewall to provide additional support when the container is standing vertically on the at least one sidewall. Two or more containers can be nestably stacked one into the other, the first cup-like protrusion of one container fitting into the second cup-like protrusion of another container.