Bold, smooth color is specially formulated for CDs, DVDs and jewel cases (do not write on data recording side). Features a fine point tip for thin, detailed lines on one end and an ultra fine point tip for even more precise writing on the other end. Quick-drying ink is waterproof, smearproof and fade-resistant. Marker Type: Permanent; Color(s): Black; Tip Type: Fine/Ultra Fine; Ink Types: Non-Washable.