Permanent marker with a round tip in black. The permanent marker features an aluminum barrel and a line width of 1-3 mm. It is refillable with the Maxx 650 refill bottle. The marker is suitable for cardboard, paper, plastic, glass, metal, wood, and many other materials. It dries quickly, is waterproof, and lightfast. Additionally, it has low odor and contains no toluene or xylene. The Schneider Permanent Marker Maxx 230 is a versatile marker with a practical clip closure. The cap ink does not dry out, even if the marker is left open for 2-3 days.