Permanent marker set. Permanent marker, multi-colored. Line width: approximately 2 mm. Smudge and water-resistant on almost all surfaces. Lightfast and low-odor. Takes several days to dry out when left uncapped. Set includes 4 different colors. The Lumocolor Permanent Marker 352 is excellent in terms of smudge and water resistance on almost all surfaces, dries in seconds, making it ideal for left-handed users. The color-intensive and low-odor ink is lightfast. The barrel and cap made of PP ensure a long lifespan, and it can be left open for days without drying out. The automatic pressure equalization prevents the pen from leaking on airplanes.