Uchida-Chisel Tip Bistro Chalk Marker. Creates a dustless smooth layer and rich colors that are water-based, non-toxic and fade resistant. Perfect for home, office and school. Wipe away easily with a damp cloth. Try on whiteboards, glass, backlit boards, presentation boards, metal boards and other non-porous surfaces. Also perfect for outdoor use, such as windshields and other non- porous surfaces. The color will remain until you decide to wipe it off. This package contains one bistro chalk marker. Comes in a variety of colors. Each sold separately. Conforms to ASTM D 4236. Imported.