Amazon has the Pentel EnerGel Deluxe RTX 0.7mm Liquid Gel Pen – 2 Pk on sale for $3.47 with free shipping for Amazon Prime or orders over $25.
Product Features:
- Liquid gel ink dries so fast.
- No smears, no smudges, no globs.
- Sleek & stylish barrel design.
- Latex-free grip.
- 0.7mm stainless steel tip writes medium lines.