Unleash your creativity with the Sign Pen Brush, a flexible point water-based dye ink pen that offers a richly saturated palette of colors. This versatile pen is perfect for a variety of techniques including feathering, cross hatching, outlining, calligraphy, and detailed line work. The colors are fully blendable with water and other Sign Pen Brush colors, allowing you to achieve a full range of values. The wear-resistant, pressure-sensitive, and flexible tip ensures a smooth and consistent ink flow, and it can be diluted with water for different effects. Even if left uncapped, the Sign Pen Brush won't dry out and can be easily cleaned with a paper towel. ACMI Certified Nontoxic, this pen is a safe and reliable choice for artists of all levels.