Uni-ball signo gel pens contain a waterproof pigment ink which delivers bold, vibrant colours that stand out from the page. Each pen contains a fine nib so you can use them for detailed, precise writing and drawing. Each pen contains a fine 0.7 Mm size nib. They're perfect for detailed, precise and controlled writing and drawing. Each pen contains acid-free gel ink. Each cap colour matches the ink colour for easy identification."
