This copper product is made entirely of high-quality pure copper and has a 100% tin lining (lead-free). Always use a sponge and a small amount of detergent to wash the inside. Finally, rinse with hot water and wipe off the water with a soft cloth. The surface is not plated, so you can wash it without worry. For stubborn stains on the surface, add vinegar to salt and wash with a sponge. It will come off easily. When using it for the first time, boil water in it. ※ Oyako Sandaime Honpo (Tiger Crown Co., Ltd.) Tsubame City, Niigata Prefecture Handmade flavor, three generations From parent to daughter - from daughter to child ※ Pure Copper Hand-Hammered Kettle Outer: Pure copper Inner: Tin-plated Stamped with 【Oyako Sandaime】 (Image 13) ※ Size (Please allow for some errors) Body: Diameter 12.5cm Width 23cm (including spout) Height 19cm (including lid knob) 28cm (including handle) Bottom diameter 17.3cm Lid: Diameter 13.5cm Capacity: 3.2L Weight: 1.55kg Bottom thickness: 1mm ※ Accessories: "Copper Bookmark" pamphlet Dedicated box This item is very rare as it is no longer manufactured. Unused, long-term home storage, but in very good condition and beautiful. There is a slight, thin blackening characteristic of copper products on the inside (Image 11)