Bye Narc and Your Flying Monkeys is perfectly sized black ceramic mug.  It’s BPA and lead-free, microwave and dishwasher-safe, and made of black durable ceramic in 11-ounce sizes. The high-quality sublimation printing makes this black ceramic mug the perfect gift for your true coffee, tea, or hot chocolate lover..: Black ceramic.: 11 oz (0.33 l).: C-handle.: Lead and BPA-free.: NB! Black design elements on black mug may differ in tones. Use transparent background.: NB! Please avoid using designs with thin lines (min: 0.1''/ 3mm) as they may not be legibly printed