The richly saturated colors are fully blendable with water and other Sign Pen(R) Brush colors. Tip can be diluted with water to get a full range of values. Great for a variety of techniques, including feathering, cross-hatching, outlining, calligraphy and detailed line work; Wear resistant, pressure sensitive, flexible tip that will not dry out if left uncapped and can be cleaned with a paper towel. This 6.1x1.2x7.6 inch package contains twelve pens (assorted colors) and a marker stand. Conforms to ASTM D4236. Imported.