Permanent universal marker B is a universal marker suitable for almost all surfaces. It offers excellent smudge and water resistance on nearly all surfaces, with a line thickness of 1 or 2.5 mm. It is suitable for overhead projection and dries within seconds. The marker features permanent, low-odor ink with high color brilliance. The barrel and cap are made of PP, ensuring a long lifespan. It can be left open for days without drying out and prevents ink leakage on airplanes due to automatic pressure equalization. DRY SAFE technology allows it to remain open for extended periods without drying out.