This Uni-Ball Roller Deluxe pen features a smooth-flowing ink system to ensure effortless, scratch-free writing. The stainless steel point offers exceptional strength, durability and a consistent flow of ink to paper for comfortable writing over long periods of time.Details:Black0.7 mm nib tip3 pen setAuto-retracting tip that protects pockets from ink Archival quality and acid free ink for valued documents