The Artline Glass board Marker Pack of 12 in Black is specially designed for smooth, clear writing on glass boards in offices, schools, meeting rooms, and other professional settings. These markers feature high-quality pigment ink that produces bold, easily readable lines while wiping off effortlessly without leaving stains. With their quick-drying, low-odor formula and durable tip, Artline Glass board Markers ensure consistent performance for presentations, brainstorming sessions, and classroom teaching. This value pack of 12 provides long-lasting convenience, making it an excellent choice for environments that rely on frequent glass board use.