Nihon Rikagaku Dustless 6 72 pieces Chalk, Colors, DCC-72-6C,

[Dimensions] 1.12cm x 6.3cm [Materials] Chalk body: Calcium carbonate, scallop shell powder / Divider: PET [Set Contents] Dustless chalk in 6 colors (red, yellow, blue, green, brown, purple), 12 pieces of each color, total of 72 pieces. [Package size] 165mm x 70mm x 75mm Compliant with the Green Purchasing Law, certified as a Hokkaido Recycling Brand product, and recipient of the 2010 Minister of Agriculture, Forestry and Fisheries Award. [Dimensions] 1.12cm x 6.3cm