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® PLUS WATERPROOF MARKING CHALK There is a delicate balance that needs to be maintained with higher grade chalk: you need enough pigment to slap down a line that’s not going anywhere and enough carrier to keep the chalk flowing. ProChalk Plus is formulated to achieve a perfect, lasting line every time. - Professional grade marking chalk. - Water-resistant lines hold your mark. - 8–10 strikes usual line yield. - Great flow for easy reel fill-up. - Brilliant weather-proof color.