Pilot G2 Mini Retractable Gel Ink Rolling Ball Pens, Fine Point, 4-Pack, Assorted Color Inks (31203) G2 writes longer than the average of the top branded gel ink pens.** **Independent third party ISO testing. Average of G2 write out (all point sizes) compared to the average of the top branded gel ink pens tested (all point sizes). Data on file with Pilot Corporation of America. A compact version of the top-selling G2 Gel Ink Rolling Ball Pen with a comfortable rubber grip Dynamic Gel Ink Formula that is smooth writing and smear-proof with a fine 0.7mm point Pack of 4 fine point pens with assorted color inks - non-refillable