Juice up offers a new writing experience using specifically formulated ink to provide ultra-fine lines without sacrificing bold colour | Features a slim metal barrel, rubber grip and lowered centre of gravity to sit comfortably in your hand | The perfect tool for self expression | Features light and water resistant ink | Synergy tip combines the precision of a needlepoint with the smooth and rich ink flow of a conical tip | Assorted colours include black, blue black, green, blue, light blue, pink, red, violet, orange, brown | 0.4mm Ball Diameter | 0.2mm Stroke Width