Chalk Old Oskol has its name from the ancient city Oskol (Old Oskol) received from the Belgorod region of Russia. This is where this natural plaster chalk broken. Mel is pure Stary Oskol, white grain. Mel looks very appetizing. When Grasp, because a lot of chalk powder, hands are very dirty. Mel Stary Oskol rich in nutrients and healing
The natural source of calcium for strong bones.