The STABILO OHPen universal as a single pen with permanent ink and a line width of 1.0 mm (medium) in the writing colors blue (41), black (46), green (36) and red (40).
writes on almost all smooth surfaces
black shaft for permanent (waterproof) ink
gray shaft for non-permanent (water-soluble) ink
non-slip grip zone and practical clip for on the go
up to 72 hours of dry-out protection without a cap
available in three line widths: 0.4 mm (S), 0.7 mm (F), 1.0 mm (M)