Rikagaku Dustless Chalk, 6-Piece, Yellow (DCC-6-Y)

日本理化学工業 RIKAGAKU ダストレス チョーク ホタテ貝殻 72本入 6色

Some call it the Rolls Royce of chalk, the Steinway of writing utensils. Some say it's unbreakable, others say it leaves no dust behind.And it turned the world's brightest minds into hoarders, going to great lengths just for a few sticks of the stuff. How did a brand of chalk develop a cult-like following? For many mathematicians, the act of writing on a blackboard is a type of artistry, one that requires the proper tools.

Hagoromo FullTouch Chalk Single Color 72 Pcs Yellow

Dustless Chalk / Nihon Rikagaku Industry co.,ltd.

Rikagaku Dustless Chalk. Color:Red, Yellow, Blue, Green, Brown, Violet Rikagaku Dustless Chalk 6pcs, 6 color assorted.

Rikagaku Assorted Colors Dustless Chalk, 6 Pieces (DCC-6-6C)

Made of recycled scallop shells blended with calcium carbonate.Kitpas have been making quality art materials for over 80 years since their founding in 1937 as a manufacturer of dustless chalks. The Kitpas chalk products began as regular hard white chalks made from calcium carbonate and were the preferred brand for many schools and businesses.

Kitpas Art Chalk (12 Pieces)

Environmental Rafel J (Blackboard Eraser)

Prang Hygieia Chalk, 3.25 x 0.375 Inch Chalk Sticks, 12 Count, Assorted Colors (8 Pack) : Other Products : Office Products

Rikagaku Dustless Chalk, 6-Piece, Yellow (DCC-6-Y)

Rikagaku Dustless Chalk, 6-Piece, Yellow (DCC-6-Y) : : Home & Kitchen

楽天市場】【あす楽対応可】日本理化学工業 RIKAGAKU ダストレス

Chalkboard Chalk in Teaching and Classroom Supplies