The pigment-based gel ink lays down a solid

Line width: 8 mm

This correction pen from Pentel is a classic that has been around since day one

You can keep it on your desk

montana shorty marker 4mm black NOS The pigment-based gel ink laysThe Montana SHORTY Marker 4mm Black is the smallest alcohol based marker in the Montana range, yet mighty in performance. Its thin 4mm felt tip delivers precise lines and detailed marks, while the rich, black alcohol based ink ensures high impact, permanent coverage on almost any surface. The compact 100mm long and 15mm diameter barrel offers comfortable handling and easy storage, making it an ideal all rounder for artists, writers, and hobbyists