This is a set of 13 water-based pens. They are almost unused. Thank you! (*˙˘˙*)ஐ A multi-colored twin water-based color and marker set. - Colors: Multicolor (black, white, pink, purple, blue, green, orange, yellow, etc.) - Number of pens: 15 - Brand: DAISO - Number of colors: 36 - Type: Twin water-based color pens - Number of pens: 18 Thank you for looking.