This Marabu Graphix Aqua Pen Octopy 24 piece set is ideal for watercolor painting, graphic design, illustration and lettering. One tip for contours and the other tip is a flexible brush. Ink then easily spreads with a wet brush. Never dip Marabu Aqua Pen Graphix pens into water. Includes Lemon, Tangerine, Red Orange, Amber, Cherry Red, Light Vermillion, Make Up, Pink Candy, Rose Pink, Plum, Ultramarine, Azure Blue, Light Blue, Petrol, Aqua Green, Dark Green, Antique Green, Lime, Smoky Blue, Smoky Quartz, Dark Brown, Light Grey, Grey and Black.