Product specifications: 40*40cm Single block specification: 10*10cm Inner packing: paper box Outer packing: wood box 1. The hardness of stone is high, and it has strong resistance to pressure, wear and impact 2. It matches the decoration style to create different atmospheres such as noble, elegant, and simple 3. Strong corrosion resistance: Stone has good corrosion resistance to general chemical substances, is not easily corroded by acid, alkali and other chemical substances, and can maintain long-term stability 4. Stone is a natural mineral material, does not contain harmful chemicals and radioactive substances, and is harmless to human health. Compared with some artificial materials, stone is more environmentally friendly and safe