Hygieia Dustless Board Chalk, 3.25 x 0.38 Diameter, Assorted, 12/Box - Office Express Office Products

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. Color(s): Assorted; Number of Colors: 6; Age Recommendation: Ages 5 and Up; Length: 3.25".
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. Color(s): Assorted; Number of Colors: 6; Age Recommendation: Ages 5 and Up; Length: 3.25.

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