Artist Quote Mug, MARK ROTHKO Introvert Gift This Artist Quote Mug featuring Mark Rothko says alot! Our Mathematical Thoughts Series is designed on a traditional green cutting board background and honors inventors and teachers who elevate understanding of math as part science, part art. This quote from Mark Rothko, an artist who took abstract compositions based on geometry to a new level, is also witty and wise. Product features - Glossy ceramic finish - Vibrant colors - Microwave and dishwasher safe - Available in 11oz and 15oz sizes - Lead and BPA-free for safe everyday use Care instructions - Clean in dishwasher or wash by hand with warm water and dish soap