Pilot Products - Pilot - Refill for G2 Gel, Dr. Grip Gel/Ltd, ExecuGel G6, Q7, Fine, Purple, 2/Pack - Sold As 1 Pack - Quick-drying, water-resistant and smear-free. - Patented, advanced liquid ink technology. - Premium quality performance. Quick-drying, water-resistant and smear-free. Patented, advanced liquid ink technology. Premium quality performance.