Brilliant metallic ink. Colors show up vividly even on black or dark surfaces. Color, draw, and write in shining color nearly anywhere with these seven fine-point paint markers! Narrow 0.5 mm tips let you work in fine detail. Valve action ensures smooth, dense ink flow. Will write on plastic, glass, metal, paper, and other materials. Seven colors: Blue, gold, green, purple, red, silver, and white.