3 color stipple art wallboard3 color stipple art wallboard Since you draw dots directly onto the transparent board, the time it takes to transfer the outline is reduced. Comes with 3 oil based pens in 3 colors. You can easily mix colors to create colorful and eye catching works. Art wall board x 1 (2mm, 2 holes, 200 x 150mm) Chain 200mm x 1 S hook 1. 6mm x 2 White fine paper tack sheet (B5 182 x 257mm) x 1 Oil based millimeter pen 0. 4mm 3 colors (red, blue, yellow) x 1 set