Imagination is your only limit with Staedtler Brush Letter Duo Double-Ended Lettering Markers. With their felt tip nib on one end and brush tip on the other both consistent lines and gorgeous strokes are at your disposal.The water-based pigmented ink boast amazing luminosity. The marker’s durable foam brush tip will not tear or fray. Brush Letter Lettering Markers are perfect for calligraphy and letering.