Blackboard Chalk-Traditional Dustless/12 Assorted
traditional superior chalk is 95% pure calcium carbonate and is free of
foreign materials that work their way into the board surface causing
scratching, streaking and pitting. Erases cleanly with no ghosting.
Extruded chalk is stronger, reducing breakage.
12 pieces per cardboard box.
Made by Prang in France.
Assorted Colors: 2 each of red, yellow, green, blue, and orange
CP certified non-toxic
Size: round stick 3 1/4" x 3/8"