Paper Mate Medium Tip Retractable Gel Pens, 2 Blue Ink Pens (1746318) Specially formulated gel ink writes smooth every time for a superior writing experience. Contoured grip keeps the pen comfortably in your hand to prevent fatigue. Pigmented gel ink for bold, vibrant color. Visible ink supply so you know before you run out. Retractable tip protects pockets and purses.