Create attractive motifs and chalkboard art on your mixed media projects with the Bistro jumbo chalk marker. It can be used on a variety of surfaces like whiteboards, lightboards, windows, glass and more. This pigmented chalk marker can be easily erased with a damp cloth when dry.Details:Available in multiple colors6 mm tipOpaqueWater based and pigmentedErasable with a damp clothFor use on chalkboards, light boards, windows and windshields