Sturdy and sleek in glossy black—this mug is a cupboard essential for a morning java or afternoon tea. The print area on the mug is white, but when you upload a print file, you don’t have to fill in the black background yourself. Submit designs with transparent backgrounds, and we’ll add the black background during printing. Ceramic. 11 oz mug dimensions: 3. 85″ × 3. 35″ (9. 8 cm × 8. 5 cm). 15 oz mug dimensions: 4. 7″ × 3. 35″ (12 cm × 8. 5 cm). Lead and BPA-free material. Dishwasher and microwave safe. Blank product sourced from China. Note that there will be a slight difference between the shade of the black color of the mug itself and the default black background of the print file. This product is made on demand. No minimums.