We've all seen the tutorials on Pinterest. "Just draw on a white mug with a Sharpie and throw it in the oven," they promise us. But a run or two through the dishwasher reduces our art to a few dots and a blur. If you want your DIY mug designs to last, use the right equipment. These Pebeo Porcelaine 150 Paint Markers ($5) bake and set to a much more lasting finish.