Unisub™ Round Shaped Sublimation Plaque, 8.125" diameter x .625" with Black Beveled Edges, 5/8" MDF, White Gloss. Imaging Area: 7.625" dia. - 52 sq in. With keyhole for easy wall mounting. This plaque is made to imprint a ball graphic, but what else would work?For production of black edged MDF plaques, we recommend the Mohawk® Ultra-Mark™ 2000 Touch Up Marker, #2 Black, sold separately. This paint pen contains black ink that blends well to repair and conceal small areas on black Unisub plaques with small spots, lines or errors.