60 color marker, with good versatility. You can select the nib mark for scanning, details, and calligraphy strokes, or select the wide chisel tip for large area fast coloring. High quality wear-resistant marking pen tip, smooth ink flow, fast drying, bright color, strong adhesion, and longer service life. It is applicable to design drawings of colors commonly used in interior, landscape, animation, products, industry, architecture and environmental art.