Prang white Blackboard Chalk-Traditional Dustless

 

We can not guarantee no breakage on chalk.
This 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. Made in the Americas-Mexico 12 pieces White or Yellow Chalk per cardboard box. CP certified non-toxic Size: Round Stick 3 1/4" x 3/8"