G2 Premium Retractable Gel Pen, 0.38 Mm, Black Ink, Clear-black Barrel, DozenG2 is the longest writing gel ink pen (Independent ISO testing. Data on file with Pilot Corporation of America). Provides smooth, skip free writing. Contoured rubber grip offers writing comfort and control. Great for everyone, especially people who write for a living. Retractable and refillable. Convenience Packs. Pen Sub Brand & SKU Line: G2 Premium; Pen Style: Retractable; Pen Type: Gel Pen; Refillable (Yes No): Yes.