The Pentel EnerGel Olive black retractable rollerball is a special edition pen. There’s a rubber grip area with grooved fingerprint pattern, and a metal pocket clip. Pentel say that their gel ink is smoother flowing and quicker drying than ordinary gel ink!
0.7mm tip writes a 0.35mm line
Pentel RECYCOLOGY Pen – contains at least 50% recycled materials by weight