Brand:Pebeo . The paint is tack free in a few minutes, and fully dry after a minimum of 24-hours; once fully dry, it may be baked for 40 minutes in a domestic oven at 160-degree c 325-degree f for dishwasher resistance . To thin the colors, use the Vitrea 160 thinner; For brush application, it is recommended to use Pebeo Cobra deco or Iris brushes; Clean brushes with soapy water . Once baked according to the instructions on the bottle, the colors are permanent, microwave safe, uv resistant and have remarkable resistance to dishwashing and to normal detergents . The vitrea 160 paint can be applied on glass, crystal, porcelain, china, glazed earthenware, terracotta, metal, enameled sheet steel, and copper .