FeaturesPaperMate InkJoy 300 Retractable Ballpoint Pen Medium Black Vivid low viscosity ink1.0mm medium tip for a 0.7mm line widthTriangular barrelPack of 12The PaperMate InkJoy system aims to put the joy back in writing with a unique and vivid low viscosity ink that flows easier for smooth writing with less drag. The PaperMate Inkjoy 300 Retractable Ball Pen (Pack of 12) also features an improved 1.0mm medium nib that delivers clear and crisp 0.7mm lines. The InkJoy 300 has a convenient retractable design, which helps prevent ink drying out. The neat triangular shape provides extra comfort to your fingers and gives precise control for any kind of writing or drawing. This pack contains 12 black pens.