DuraMark offers a full line of premium 8 oz. chalk colors as well as a variety of permanence rated options to fit your marking needs. We have modified our chalk formulas and sourced the best pigments to make sure that the lines you strike stay where you put them, for as long as you want them to stay.
*Caution-this chalk can act as a permanent coloring agent on some materials. There is no known way to remove it. Use accordingly.