Marker pen for blackboards / pen and glass surfaces with 6.0 mm cut tip. Provides a chalk-like font that is highly fluorescent and effective in UV lighting. Suitable for writing on glass, mirrors, whiteboard and blackboards, for example. Wipe easily with a damp cloth. Aqueous pigment inks without Xylene. Bright and odor-free. Worn from non-porous surfaces with a wet cloth / Particularly effective under UV (Ultraviolet) light.