Transparent, water-based glass paint markers in glossy and frosted finishes Use in combination with Vitrea 160 transparent paints in 36 colors, 10 dimensional paint outliners and several mediums Once fully dry, bake for 40 minutes in a domestic oven at 160 °C (325 °F) for dishwasher, uv and microwave resistance For use on all surfaces that can sustain baking instructions, including glass, crystal, porcelain, china, glazed earthenware, terracotta, metal, enameled sheet steel, and copper Available in 18 colors, including 9 glossy colors and 9 frosted colors, in bullet tip (1.2 mm)