The mark consists of a hexagon having a solid background, a border is located inside the hexagon inset from the edges so as to be surrounded by a narrow band of the solid background, and the words "SHOW", "BLACK" and "PUFF" are stacked in vertical alignment across the center of the hexagon with the word "SHOW" at the top, the word "PUFF" near the bottom, and the word "BLACK" across the middle having an elongated concave shape and outline above and below the word; and the letters are in solid capitalized stylized form with the first and last letters of the words "SHOW" and "BLACK" extending through the hexagonal edges.