Pilot Precise P-700 Gel Ink Rolling Ball Pens have a distinctive two-tone barrel design, ribbed grip and precise fine point. The color of the barrel and accents matches the ink color inside for quick and easy identification and use. The patented precise needle point technology ensures an exceptional writing experience. Each pen delivers smooth writing with waterproof, acid-free, and smear-proof gel ink that will keep your documents clean and safe. You get best of both worlds - as smooth as a roller ball and as permanent as a ballpoint. Patented precise needle point, and water-resistant non-smearing gel ink assure ultra smooth writing. Fine point. 0.5 mm.