For your convenience, the Staedtler® Lumocolor® 351 black whiteboard markers can be easily dry-wiped from whiteboards and surfaces such as glass and porcelain without leaving a trace. Each whiteboard marker features a bullet tip with a 2.0 mm line width, fast-drying low-odour ink, and a convenient pocket clip cap. This pack of 4 whiteboard pens is ideal for the classroom or office.