Special marker for non-porous surfaces (windows, mirrors, storefronts). Water-based liquid chalk with strong covering properties, lightfast, erasable. Round point with 3-4 mm line width, color: white.
Manual:
Shake well before use and press the point several times until it becomes saturated with color. If the line starts to fade press the point briefly for saturation. Liquid chalk can easily be wiped from most surfaces with a dry cloth.
