Description
This superior chalk is 95 percent pure calcium carbonate and free of foreign materials that work their way into the board surface causing scratching, streaking and pitting. Round stick 3-1/4'' x 3/8'' fits most chalk chucks. AP certified non-toxic. Each box includes 12 pieces of chalk. Sold as 36 boxes for a total of 432 pieces.
Key Features:
- Superior chalk is 95% pure calcium carbonate and free of foreign materials
- Round stick 3-1/4'' x 3/8''
- Makes clean, smooth lines and erases easily
- For use on natural slate and similar surfaces
These Hygieia® Dustless Board Chalk, White, 12 Per Pack, 36 Packs are ideal for classroom learning and instruction.
