Indigo Blue Shibori Tie Dye Dots Print Ceramic Coffee Mug + Tea Mug. This stylish mug reflects the ancient Japanese art of shibori, or "tie dye." This chic of-the-moment print wraps around mug. Whether you're drinking your morning coffee, your evening tea, or something in between – this mug's for you! It's sturdy and glossy with a vivid print that'll withstand the microwave and dishwasher.