uni-ball Signo Gel 207 Retractable Roller Ball Pen, Medium Point, Translucent Barrel, Black Ink, 36-Pack (33950) SPECIAL INK TYPE: Gel,PEN STYLE: Retractable PEN TYPE: Roller Ball,POINT SIZE: 0.7 mm POINT TYPE: Medium,REFILLABLE: Yes TIP TYPE: Conical,GRIP TYPE: Textured BARREL COLOR(S): Semi Translucent,VISIBLE INK SUPPLY: Yes