These chalk board markers will erase off non-porous surfaces such as glass & mirrors (dry & wet erase) & permanent on porous surfaces (like wood).
Funcils Vintage Liquid Chalk Markers for Chalkboard Signs
8 White Chalk Markers - Double Pack of Extra Fine and Medium Tip
White Chalk Markers - Variety Pack of 6
Funcils 8 Washable Window Markers for Cars - 15mm Jumbo Neon Paint Chalk Markers for Glass, Chalkboard, Blackboard, Bistro, Auto
WISYOK 4 Pack Liquid Chalk Marker, Erasable Ink White Drawing
Visibly Chalk Chick Wet Erase Markers, 8 Extra Fine Tip Dry Erase
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
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
White Chalk Markers - Variety Pack of 6
Funcils Vintage Liquid Chalk Markers for Chalkboard Signs
White Chalk Markers - Variety Pack of 6
10 Pack Erasable Liquid Chalk Markers with Extra Gold
White Erasable Liquid Chalk Markers 2PK - 3mm Fine Tip Chalkboard
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