The Edding 750-001 pen is a permanent all-around pen with a 0.6 mm line width, which is ideal for precise writing and accurate line drawing. The pen features a comfortable, ergonomic barrel and a metal-plated tip for enhanced writing control. It's filled with permanent, waterproof and pH-neutral ink, so it's ideal for use on all kinds of surfaces, such as paper, cardboard, glass, metal and wood. The Edding 750-001 pen comes in black, blue and red.