This new Monteverde USA® Capless Gel refill allows you to convert your ballpoint pen into a Capless Rollerball. The Monteverde USA® refill offers: •Also fits Sailor® ballpoint pens. •For the first time ever this refill offers gel ink. •Smooth, comfortable writing •Finest developed inks •High quality metal parts •Stainless steel tip, TC ball, Swiss tip Monteverde USA® refills are not manufactured, licensed or endorsed by the pen manufacture referred to above. The trademarks of the pen manufacture are identified only for the purpose of providing refill compatibility information.