Round shape soft white school chalk, perfect for school blackboard. Belgorod chalk - section 15 mm in diameter, 80 mm long. For comparison, standard crayons are 8 mm in diameter. Leaves no scratches on the board, leaves no scratches on the glass. Does not have a protective coating.
 Made in Russia, Belgorod. Made from natural chalk without additives.
 When buying from 20 boxes, a system of wholesale discounts is available.