Premium dry-erase marker utilizes a special low-odor ink formula, making it ideal for classrooms, offices and homes. Consistent, skip-free marking, bold color options and great erasability make EXPOï¿½ one of the most popular brands on the market. Quick-drying ink minimizes the potential for smearing. For optimal results, use on nonporous surfaces such as porcelain or melamine whiteboards and glass. Marker Type: Dry Erase; Assortment: N/A; Color(s): Black; Tip Type: Bullet.