Dustless Water-resistant Chalk - Fluorescent (Set of 6) - Nihon Rikagaku

6 colors: red, yellow, blue, green, orange, purple x 1 of each

-Very vivid and clearly visible fluorescent colors

-Because of its density, it can be used twice as much as plaster chalk

-Because the particles are heavy, the powder does not scatter and does not stain clothes or the room

-Because it is coated, it does not stain your hands