Uni Chalk PWE-5M Marker

The uni-ball Chalk Marker writes on and wipes off making it the perfect tool for writing on non-porous surfaces such as chalkboards and glass. Perfect for pub, and restaurant signs, its broad bullet tip makes this pen a great all-rounder, good for hand lettering and bold, robust drawings. Not suitable for porous surfaces.

Water-based paint pen
Works well on non-porous surfaces such as chalkboards and glass
Writes on and wipes off
Perfect for pub, and restaurant signs, the Chalk Marker is rain-resistant so your message can withstand the elements (within reason)