Offers a patented, advanced liquid ink technology for consistent application. Delivers smooth, clean results you can depend on. Trust Pilot for premium writing results. Refill Format: Standard Ballpoint; Special Ink Type: Washable; Refill For Series: Pilot Dr Grip, Dr Grip Center of Gravity, Dr Grip Neon, Easytouch Retractable, The Better Retractable, B2P and Rex Grip BeGreen Retractable Ballpoint Pens; Refill Tip Type: Conical.