Stock your gift closet with Today’s Deal. Save on Pentel Writing And Hallmark Cards! The Sign Pen Brush is a flexible point water-based dye ink pen. The richly saturated colors are fully blendable with water and other Sign Pen Brush colors. Wear-resistant, pressure-sensitive and flexible tip can be diluted with water to get a full range of values. Great for feathering, cross hatching, outlining, calligraphy and detailed line work. It will not dry out if left uncapped and can be cleaned with a paper towel. ACMI Certified Nontoxic. Get the Pentel Arts Sign Pen Touch, Fude Brush Tip, Assorted Colors, Pack of 6 (SES15CBP6M) for only $10.08!