・ These markers have vivid colors like poster paint! ・ Excellent water resistance, so it won't run when dry. ・ Water-based, so it won't damage materials and has no unpleasant odor. ・ You can write over it when dry. ・ No bleeding or show-through. ・ Opaque ink, so you can write on metal, glass, plastic, etc. ・ This is a set of 8 bold-tip colors. Thank you for viewing.