This superior chalk is 95% pure calcium carbonate and is free of foreign materials that work their way into the board surface causing scratching,
DIXON TICONDEROGA COMPANY PRANG HYGIEIA DUSTLESS BOARD CHALK (Set of 6) : : Toys & Games
Hygieia Chalk - Prang
Hygieia Chalk - Prang
DIXON TICONDEROGA COMPANY PRANG HYGIEIA DUSTLESS BOARD CHALK : Office Products
Hygieia Color Chalk
Prang Chalk, white - Beka
Hygieia Chalk - Prang
Dixon Ticonderoga Prang Water Colors, 16 Colors, Oval
Prang Pastello Colored Paper Chalk, Assorted Colors, Set of 12
This school approved dustless chalkboard chalk is 95 percent pure calcium carbonate. It’s free of materials that work their way onto the board surface
Hygieia Dustless Board Chalk
Hygieia Dustless Board Chalk Arts & Crafts Assorted Colors Arts & Crafts Dix61400 Dixon Ticonderoga Company : Office Products