UNI Chalk Marker, Lilla (1,8 - 2,5 mm.) hyldeforkant så de ikke glider på

så de ikke glider på glastavler

For example

Model: Uni PWE-5M

Cannot be used for magnetic glass boards (not strong enough)

UNI Chalk Marker, Lilla (1,8 - 2,5 mm.) hyldeforkant så de ikke glider påPurple Chalk marker from UNI for smooth surfaces. Model: Uni PWE 5M, Purple Medium Line Chalk Marker The marker writes with liquid chalk which consists of chalk, water, and color dye. To erase writings and drawings made with this chalk marker, you will need a wet cloth. The liquid chalk in these markers has been designed to withstand rain and impact blows once the liquid chalk has been applied to a surface and has dried a couple of minutes. Therefore,