Avery Marks-A-Lot Dry Erase Marker Dry erase markers are great for whiteboards, glass and other nonporous surfaces. Bold, low odor ink provides high visibility from a distance. Low odor, nontoxic ink wipes off easily with a dry cloth or eraser. Durable, 3/16" chisel tip writes in three line widths. ACMI certified (conforms to ASTM D-4236).