Chess is made of oak, coral marble and red onyx. The chess board is a case upholstered inside with a soft cloth, which makes the product convenient to store figures. < The age of many marble fields is attributed to the era of Archea, протерозоя, мезозоя. It was formed as a result of the recalculation of the Dolomite or limestone sedimentation rock. They were compacted and dehydrated under thick soil when exposed to climate. Marble Rock was used in all ancient civilizations. Archaeologists find products of antiquity. Most often they are sculptures of gods, decorations, dishes. Many marble buildings, including Taj Mahal and St. Petersburg palaces preserved up to 21 century. The Roman municipality is decorated with durable sculptures-symbols of the Nile River and the Tiber. Onyx is considered one of the "Bible stones". It is mentioned in the description of Paradise (Eden Garden) and nearby areas: "And the gold of that land is good: there bdolah (crystal) and onyx stone" (in Hebrew-shogam). From the Bible, it is known that the high priest in which he conducted his service was decorated with 12 colored stones, among which was onyx.