Great for a variety of techniques including feathering, cross-hatching, calligraphy, detailed line work and outlining, these Sign Pens feature flexible and durable tips that produce brush-like strokes. Personalize letters, create beautiful works of art and add a touch of creativity to journals or notes. Because the richly saturated colors are fully blendable with water and other Sign Pen Brush colors, you can combine colors for striking or sublte effects. Dilute the tip in water and explore a full range of value and thousands of possible colors; the tip wipes clean with a paper towel.