Paper Mate 300 Ballpoint Pens, 0.7mm Fine Point, Black, 12-Pack The technology of Inkjoy: a unique blend of ultra-low viscosity inks and optimized writing tips gives you crisp, clean lines and unparalleled smoothness. The art of Inkjoy: a range of sleek and modern pen designs houses a rich palette of vivid ink colors to dazzle your writing imagination. The 300 series features and extended rubberized grip for optimal comfort in writing. The translucent color-tinted body is modern and stylish while the metal clip is durable and long-lasting.