With its water-based liquid chalk, this Edding 4090 Chalk Marker can be used on glass, windows, dark boards and mirrors.
This chalk marker writes in non-permanent ink and can be wiped off easily with a damp cloth. The pen can be used on virtually any non-porous surface, including glass, dark boards and mirrors. The Edding 4090 Chalk Marker has a broad chisel tip with a line width of 4 - 15 mm, ideal for tasks that require bold and pronounced lines. The water-based liquid chalk is odourless, which makes it very pleasant to use. It has a valve-controlled ink flow for smooth consistent writing.
Non-permanent ink can be wiped away easily using a damp cloth
Liquid chalk for dark boards, glass, mirrors or windows