Formulated to wipe from dry erase board without leaving residue. Use for marking on white boards and most non-porous surfaces, including glass. Unique patented thumb cap lets users release the cap with one hand. Long-lasting markers feature durable plastic construction. Finish contains Microban® to inhibit the spread of odor- and stain-causing bacteria on the marker. Marker Ink Type: Dry Erase; Marker Tip Type: Chisel; Marker Tip Size (text): Broad; Marker Color(s): Assorted.