Creotime glass & porcelain pen Permanent water-based paint marker for drawing or painting on glass and porcelain. After drying for 4 hours, bake in an oven for 90 minutes at 160°C and then mildly dishwasher safe. The colours can be mixed with each other and can be diluted with water. Specifications: Color: multicolor Gender: unisex Material: plastic Height: 15 cm Diameter: 1 cm Line thickness: 1-3 mm Age: from 4 years Contents: 1 Light blue marker 1 Dark blue marker 1 Green marker 1 Yellow marker 1 Red marker 1 Black marker