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 15mm chisel tip tip gives you an extra large, thick line and is great for extra large format drawings and bold, out-sized hand-lettering. 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).