Slider Memo XB with Viscoglide® Ink Technology for extraordinary easy and gliding writing. Line width XB 1.4 mm. Ergonomic shape with rubberized surface for comfort. Ink dries quickly even when highlighted. Wear-resistant stainless steel tip and a cap with a sturdy metal clip and fits neatly on the end of the barrel. Waterproof Purple ink. Each box includes 10 pens.