For use on contemporary, glass surface boards. Free-flowing liquid ink system. Write, erase, and rewrite, instantly. The smooth ink easily wipes away, leaving a streak-free, clean surface. Premium white and neon dry erase markers are optimized for use on dark surfaces, like contemporary black glass dry erase boards. Transparent ink gauge barrel shows when it’s time to change markers. Fine pointe. Package of 6. Includes 2 white markers and 1 each of neon pink, green, blue and yellow.