Customized Mugs, SimpliColor 15 oz Black Ceramic Mug - Microwave Safe & Dishwasher Safe, The SimpliColor 15-ounce black ceramic mug contains a high gloss finish which is the perfect backdrop to company messages and logos. The 15-ounce cup is large enough to offer creative freedom when selecting a design to highlight any brand. With an onyx black as the background shade, the branding pops even more! Material: Microwave-safe and Dishwasher-safe for non-commercial use only. ... #MUX $6.71/each.