Pilot Bottle 2 Pen Gel Ink Rollerball Pen Fine Black (10 Pack) 054101001This unique, environmentally friendly rollerball pen is made from 90% recycled PET plastic bottles and contains smooth gel ink. The fine 0. 7mm tip writes a 0. 4mm line width for everyday use at home, in the office or at school. The pen is also refillable for long lasting use. This pack contains 10 pens with black ink. Rollerball pen with smooth gel ink Made from 89% recycled PET plastic bottles Fine 0. 7mm tip writes a 0. 4mm line width Refillable