Vickay paint markers is water and fade resistant after dry out,perfect for arts,crafts and equipment marking.Our marker pen applies smooth and vivid colors. Valve-action marker writes on virtually any surface: glass, metal, wood, rubber, stone, plastic, paper, canvas and more. Quick drying ink marks opaque and glossy on light and dark surfaces HOW TO USE? 1.Shake the marker slightly for several times 2. Press the tip 1 time to degas and press the tip up and down 3-4 times until the ink effuse( If the nib drys out, press it again) 3. Start to create your personalized craft project 4. Must recap the pen after use