Paper Mate 1803506 InkJoy 550 RT Retractable Medium Point Advanced Ink Pens, 2 Blue Ink Pens(1803506) The technology of Ink joy: a unique blend of ultra-low viscosity inks and optimized writing tips gives you crisp, clean lines and unparalleled smoothness. The art of Ink joy: a range of sleek and modern pen designs houses a rich palette of vivid ink colors to dazzle your writing imagination. Ink Joy 550 pens have an hourglass shape sculpted to fit the contours of your hand and a full-length rubberized grip that make them exceptionally comfortable to hold and easy to control. Translucent and opaque materials flow together for a stylish look. The metal clip and accents provide durability. Tip retracts for convenient, one-hand use. 1.0 mm point gives you a nice, solid, smooth line for general writing. The technology of Ink joy: a unique blend of ultra-low viscosity inks and optimized writing tips gives you crisp, clean lines and unparalleled smoothness. Ink Joy 550 pens have an hourglass shape sculpted to fit the contours of your hand and a full-length rubberized grip that make them exceptionally comfortable to hold and easy to control. Translucent and opaque materials flow together for a stylish look. The metal clip and accents provide durability. Tip retracts for convenient, one-hand use. 1.0 mm point gives you a nice, solid, smooth line for general writing.