uni-ball : Signo Gel 207 Retractable Roller Ball Pen, Black Ink, Micro, 0.5mm, 2 per Pack Features Uni-Super Ink that helps prevent against check and document fraud. Stylish, textured grip provides exceptional writing comfort and control. Semi-translucent barrel allows you to monitor ink supply and see when you`re running low. Gel ink is fade-proof and water-resistant, preventing your documents from smudging. You can help uni-ball reach our goal donation of $100,000 or more to City of Hope for breast cancer research, treatment and education. Through December 31, 2010, $0.20 from your purchase of this pack will go towards that donation. Pen Type: Roller Ball; Global Product Type: Pens-Roller Ball; Special Ink Type: Gel; Pen Style: Retractable.:Manufactured by.: uni-ball