Abstract: A substance container assembly includes an outer jacket open at one end, the outer jacket having an internal volume, an inner container having an internal volume, the inner container accessible by opening the container, the inner container fitting into the internal volume of the outer jacket and retained therein through alignment with and seating of at least one form on the inner container or component thereof into at least one opening through the wall of the outer jacket and a compression gap created by material removal of a strategic portion or portions of the inner container beneath the at least one aperture enabling physical depression of the at least one aperture below the inside wall of the outer jacket.