Felt tip and chromatography pens. Pens come in red, orange, yellow, green, blue, purple, brown and black with the option of being water soluble (transparency pens) or alcohol soluble (permanent markers).
Felt tip and chromatography pens. Pens come in red, orange, yellow, green, blue, purple, brown and black with the option of being water soluble (transparency pens) or alcohol soluble (permanent markers).
Specifications
Water soluble pen set. Set of 8: black, red, blue, green, orange, purple, brown and yellow.