NMS51 is a fantastic tool for labeling CDs and DVDs . Innovative thin tip ( line thickness 0.8 - 1.0mm writing ) for the most original ways to author and extraordinary description of valuable and unique media music, movies, photos, and important documents of sentimental value , professional and connoisseurish . The excellent properties of the marker precisely and beautifully you mark your favorite CDs and DVDs in a sustainable and enjoyable way of bold colors in three shades to choose from: red, blue or black. Revolutionary waterproof ink cares about the safety and aesthetic applications , allowing performances of drawing attention to small details of up to 500 meters in use - so much for the length of a line of writing.