Nippon Ritual and Chemical Dustless Dustless EYE Chalk 5 Color DCI-6-5C Nippon Physiology Kogyo 4904085110684

★Two hygienic chalk ■ universal color compound color six-pack ■ white that universal color ★ CUD mark certification product ★ powder of the various sense of color properties correspondence is hard to be scattered, entering for each one (vermilion red, blue, green, yellow) ■ maker: Japanese physics and chemistry industry ■ article number: DCI-6-5C ■ materials: Calcium carbonate ■ chalk thickness: Approximately 11.2mm, length: Approximately 63.5mm