Crafter's Companion These easy to use brush pens come in a range of stunning colors that are perfect for messy crafts and mixed media. Just add water for a whole host of glorious background effects and distress patterns.This 2.375x7.25x.625 inch package contains three water- reactive brush pens in assorted colors. Conforms to ASTM D 4236. Comes in a variety of colors. Each sold separately. Imported.