ADD Gel GR-20 Gel Refill – Red

ADD Gel GR-20 Gel Refill – GreenThe ADD GR-20 gel refill is also available in green ink, designed specifically for use with ADD gel pens, particularly the ADD Achiever pen. These refills come in packs of 10 or 20 and are known for their smooth writing experience, leak-proof fitting, and consistent ink flow.