It Is Impossible To Counterfeit The Uniball Gel Pens, 207 Signo Gel, Black Pens. Create text that's clear and bold with uni-ball 207 Gel Pens. Each blue gel pen features exclusive uni Super Ink with three-way protection against water, fading, and fraud. The ink is also vividly pigmented and resistant to fading, making these pens perfect for archival-quality projects and artistic expression. Our retractable writing pens feature sleek, metallic accents for an elegant appearance. The visible ink supply ensures that you don't run out unexpectedly. NOTHING ELSE LIKE IT - Uni's proprietary ink formulation is archival quality, our long-lasting inks are high quality and immune to fading, fraud, and water; The obvious choice for professionals, amateurs, and everyone in between SIMPLY THE BEST - Each Uniball pen is meticulously and thoughtfully designed, manufactured, and assembled in Japan; our high-quality finishes along with our stylish designs make us the standard when it comes to the ideal writing experience MULTIPLE TIP SIZES - Choose from 0.38 pens ultra micro tip, 0.5 pens micro tip, 0.7 pens medium tip, and 1.0 pens bold tip; Best pens for coloring, drawing, studying, business, and precision writing MULTIPLE COLOR OPTIONS - Choose from black ink pens, blue ink, red ink, purple ink, and multi-color pens; whether you need blue and black pens or colorful pens, we've got you covered! MULTIPLE QUANTITIES - Various pack sizes from 2 pens up to 144 bulk pens; Bulk pens are high school classroom essentials, nursing essentials for work, and college essentials for studying