MMVI BIC-Great Erase Grip XL Low Odor Dry Erase Markers. These dry erase markers feature bright colors; low odor; comfort grip and work perfect on whiteboards; glass; metal and most other non-porous surfaces. Great for school; home and the office. This package contains four chisel tip markers: black; blue; green and red. Contents conform to ASTM D4236. Made in USA.