Marabu Creative Graphix Aqua Pen Mega Mash 12 piece set is ideal for watercolor painting, graphic design - illustration and lettering. Use the two tips (one for contours and the other a flexible brush) to apply color, and then spread the ink with a wet brush. A low-odor formula makes these pens pleasant to use. Never dip Marabu Aqua Pen Graphix pen into water. The set includes Black, Lemon, Red Orange, Cherry Red, Light Pink, Plum, Antique Green, Avocado, Dark Green, Aquamarine, Petrol, and Dark Brown.