This chalk marker is opaque, water based, pigmented and erasable with a damp cloth. Create vibrant designs on chalkboards, light boards, windows, and windshields with these fluorescent and bright-colored markers. They are opaque, water based, and erasable with a damp cloth when dry. Bristo Chalk Markers are offered in a variety of colors and sold individually. Available in 3 different tip styles: Chisel Point, Fine Point (3 mm) and Broad Point (6 mm). Get expressive and create fun labels and tags to add to your home or party decor with this Marvy Uchida Bistro fine point white chalk marker. It's perfect for use on any chalkboard style label and achieves perfect details with its precise writing tip. Add some creative flair to your labeling projects with this Bistro white chalk marker.