With Vitrea 160 amazingly transparent, shimmering or frosted finishes for decorating glass, you can easily create unique and permanent works. After baking at 300ºF (160ºC), in a kitchen oven, Vitrea 160 colours are dishwasher resistant. The range of Vitrea 160 markers includes 18 brilliant and intense colors declined in both glossy and frosted colors for use on glass, china, porcelain, tile, metal, ceramic, and more! This boxes set includes 9 Glossy bullet tip markers which are ideal for outlining, tracing, drawing, writing and personalizing surfaces. They are the perfect tool for those not comfortable using a brush and for children. They allow for coloring in of small to medium sized designs on the piece. The rest of the line includes 35 brilliant, intense colors including 20 Glossy colors, 10 Frosted colors, 5 Shimmer colors and 10 outliners. Colors are water based and non-toxic. Conforms to ASTM D-4236.