ALL MARKING CHALK IS NOT CREATED EQUAL The color and the amount of the pigment determines the vividness and permanence of the line. The pictures below give a basic idea of how marking chalk works and why Keson chalk is the best marking chalk in the world. It sticks to your line until you decide you want it to stick to something else. Over the years, we’ve fine tuned our formulas to produce chalk that performs with consistent excellence, batch after batch.
THREE BASIC VARIATIONS OF INTENSITY We’ve engineered a range of colors with three basic variations of intensity. ProChalk for your basic chalk line needs. Glo-Orange and Glo-Lime are highly visible versions of ProChalk that will wear or wash away naturally. ProChalk Plus, for lines that hit and stick for a long, long time; and ProChalk Ultimate is chalk dye, almost 100% pigment!
PROCHALK® & PROCHALK® GLO STANDARD MARKING CHALKS ProChalk is formulated to achieve a perfect line every time. Brilliant color tones provide strong, sharp lines. From the brightest pigments in the industry, we produce standard colors plus our unique, fluorescent Glo-Orange and Glo-Lime for improved visibility. - Standard grade marking chalk. - Brilliant color. - 4–5 strikes usual line yield. - Great flow for easy reel fill-up.