The Pentel EnerGel-X BL107 is a retractable gel pen featuring smooth, quick‑drying liquid gel ink and a durable 0.7 mm metal tip. It delivers vibrant, smear-resistant lines — ideal for left‑handed writers — thanks to its low-viscosity EnerGel formula and latex-free textured grip. The translucent barrel indicates ink level, it's refillable (LR7 refills), and environmentally friendly (made from roughly 84% recycled plastic