These chalk board markers will erase off non-porous surfaces such as glass & mirrors (dry & wet erase) & permanent on porous surfaces (like wood).
Funcils 6 White Chalk Markers for Chalkboard - White Liquid Chalk Markers, Chalkboard Markers Erasable, Pack of 6 - (2X) 1mm Extra Fine, 3mm Fine
Funcils 6 White Variety Pack and 15mm Jumbo Chalk
Funcils White Chalk Markers for Chalkboard Signs, Blackboard, Window, Labels, Bistro, Glass, Cars - Variety Pack of 6 - (2x) 1mm Extra Fine, 3mm Fine Tip & 6mm Bold Tip
Funcils White Chalk Markers for Chalkboard Signs, Blackboard
Funcils White Chalk Markers for Chalkboard Signs, Blackboard
White Chalk Markers - Variety Pack of 6
Fun Bundle: Funcils 6 White Variety Pack and 15mm Jumbo Chalk Marker 1mm | 3mm | 6mm - Variety Pack of 6 White chalk markers fine tip (thin), extra
Funcils 6 White Variety Pack and 15mm Jumbo Chalk Marker Bundle
Funcils 8 Washable Window Markers For Cars - 15mm Jumbo Neon Paint
WISYOK 4 Pack Liquid Chalk Marker, Erasable Ink White Drawing
Funcils White Chalk Markers for Chalkboard Signs, Blackboard, Window, Labels, Bistro, Glass, Cars - Variety Pack of 6 - (2x) 1mm Extra Fine, 3mm Fine Tip & 6mm Bold Tip
Funcils 8 Washable Window Markers for Cars - 15mm Jumbo Neon Paint Chalk Markers for Glass, Chalkboard, Blackboard, Bistro, Auto
Funcils White Chalk Markers for Chalkboard Signs, Blackboard
Mr. Pen- White Chalk Markers, 4 Pack, Dual Tip, 8 labels, White