Chalk wet-erase markers produce bright lines to make your writing or drawing stand out. Easy-to-clean ink can be quickly wiped away using a damp cloth. Handy clip attaches quickly to various locations to ensure your marker stays within quick reach. Markers are perfect for blackboards, whiteboards, glass and more.Chalk wet-erase markers produce bright lines to make your writing or drawing stand out. Easy-to-clean ink can be quickly wiped away using a damp cloth. Handy clip attaches quickly to various locations to ensure your marker stays within quick reach. Markers are perfect for blackboards, whiteboards, glass and more.