Hakone Ekiden Momentum Factory Orii coasters. [Product Specifications] Material: Copper, Wood These copper coasters feature an irregular, raised pattern and beautiful colors. The colors are created using a traditional coloring method from Takaoka, a town known for its casting. They enhance the surroundings while exuding a unique presence. These are products of Orii, a traditional craft used in Lemnos clocks and other items. The color appearance changes depending on the angle, the way light hits them, and what is placed on them, making them truly beautiful items. A set of two copper alloy coasters in the same color. These are Hakone Ekiden limited edition products. A thin copper plate, less than 1mm thick, is adhered to a wooden base, making them lightweight and easy to use. Size: 90 x 90 x 5mm (per coaster) Weight: 40g (per coaster) Materials: Copper, Wood *Do not use a dishwasher or dryer. *Due to the handmade nature of the product, there may be variations in the surface and color. Although these are new and unused, please understand that they have been stored and consider purchasing them.