Amazon.com : Window Paint Markers for Glass Washable: 8 Pack 15mm Jumbo Liquid Chalk Marker, Neon Glass Markers Pen, Wet Erase for Cars, Auto, White Board, Chalkboard, Black board, Tire, Mirrors, Bistro -
Amazon.com : Liquid Chalk Markers for Chalkboard, Liquid Chalk Marker Fine Tip, Chalk Blackboard Markers, Chalk Pens, Car Window Markers for Glass Washable, Fine Tip Chalk Marker by Lana and Luca (3mm,