Wood purfling for decorative edge inlay, backstrips and soundhole rings or rosettes. This purfling, notably used by Martin guitars on their D28 dreadnoughts, has a simple but distinctive design and is usually inlayed as a back strip. Available as a white design on black background with black borders or black design on white background with white borders. White on black dimensions: 3.2mm (W) x 2.7mm (D) x 800mm (L). Black on white dimensions: 2.9mm (W) x 2.7mm (D) x 800mm (L).