The Pentel Touch Brush Sign Pen SES15 is a version of the popular and long-lived Pentel Sign Pen, but with a brush tip. The Touch Brush Sign Pen adds a further dimension to the popular Sign Pen, capable of expressive strokes with its flexible fibre tip. Non-permanent water-based ink. Perfect for hand lettering, modern calligraphy, illustrations and journaling. Acid-free water-based ink. Made from 77% recycled content. Single Piece.