Prang Hygieia Dustless Chalk, Assorted Colors - 12 count

This superior chalk is 95% pure calcium carbonate and free of foreign materials that work their way into the board surface causing scratching, streaking and pitting. AP certified non-toxic. Round stick 3-1/4 x 3/8 fits most chalk chucks. Includes 12 sticks in assorted colors per pack.

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International Online Shopping Store from US to Barbados

Nearly pure, 95% calcium carbonate is free of all materials that could scratch, streak or pit your board surface. Special mineral cohesion agents ensure clean, dust-free use. Standard cylindrical design fits most chalk holders. School-approved, nontoxic. Nearly pure calcium carbonate. Clean and dust-free. Standard cylindrical design. School-approved, nontoxic.

Prang Hygieia Dustless Chalk, Assorted Colors - 12 count