Spread joy with InkJoy and brighten up every page with ink that flows as freely as your thoughts. Paper Mate InkJoy 100 RT Retractable Ballpoint Pens feature a smooth, fast-starting writing system that spreads ink easily, so writings never a drag. Even work and school can be fun when you have one of these vividly colored pens. Pen Sub-Brand & SKU Line: InkJoy 100 RT Pen Style: Retractable Pen Type: Ballpoint Pen Refillable Yes/No: No.