The Pentel EnerGel Limited Edition Collection was released as part of Pentel's 20th Anniversary of the EnerGel Ink and has limited stock online. This collection features monochromatic, all-coloured pen bodies and near-black ink colors. The pens' signature EnerGel ink is known for its smooth writing and quick dry time.
Water-based gel ink 
0.7 mm conical rollerball nib
Retractable with clip
Rubber grip