Description Proline’s Fishscale Granite is a variation of the European Fan. Each stamp offers five rows of cobblestones in a “V” shape, or introverted pattern. Proline patterns can give you the look of real Old World classics with the low cost and durability of concrete. Additionally, we offer the Fishscale Granite Sets Package that includes the Proline Recommended Stamping Tools and a selection of Accessories needed for your project at a package savings.