KONAMI Wood Cap Round Tumbler 2026 350ml Stainless Steel WOOD X STAINLESS 350ml STAINLESS TUMBLER Wood Cap Round Tumbler (Matte Black) Brand new, unused. Please only purchase if you understand that it has been stored at home. [Quality Indication] Product Name: Stainless Steel Tumbler with Wooden Lid (Double Vacuum Structure) Actual Capacity: 350ml Heat Retention: 79 degrees Celsius or higher (1 hour) Cold Retention: 9 degrees Celsius or lower (1 hour) ● Heat retention refers to the temperature of the hot water after it has been placed in the product up to the bottom of the cap, with the product placed upright, and the cap closed after 1 hour, starting from when the hot water is 95 degrees Celsius ± 1 degree Celsius in a room temperature of 20 degrees Celsius ± 2 degrees Celsius. ● Cold retention refers to the temperature of the water after it has been placed in the product up to the bottom of the cap, with the product placed upright, and the cap closed after 1 hour, starting from when the cold water is 4 degrees Celsius ± 1 degree Celsius in a room temperature of 20 degrees Celsius ± 2 degrees Celsius. [Material Type] Tumbler: Stainless Steel Lid: Natural Wood, Silicone * Because the lid is made of natural wood, the shape and fit will vary from piece to piece.