gel pens,retractable black ink rollerball pens,fine point ballpoint writing pen for office - 18 pack,0.5mm tips with smooth writing dongfonghong the 18 pens are packaged in exquisite white gift box. each pen is carefully selected to ensure that there is no problem. gel ink dries so fast even left handed writers love it. its suitable viscosity prevents the ink from permeating into the next page. the tip emerges once pressing gently, an easy and convenient move that can be handled with one hand. and semi-translucent barrel allows you to monitor ink supply,so that the refills can be replaced at any time convenient book or note clip for quick, easy access, and to ensure you never lose your favorite pen again.