【Kobo Aizawa】Square Lunch Box Medium with Stopper (670ml) Made in Japan Since I threw away the box, I will wrap it in bubble wrap for packaging. ■ Silicone rubber packing on the back allows for storage of liquids. ■ Made of 18-8 stainless steel, it is easy to handle, easy to clean, and highly durable. 【Product Specifications】 ■ Brand: Kobo Aizawa ■ Size: Width 16.0 x Depth 13.4 x Height 5.0cm ■ Capacity: 670ml ■ Material: 18-8 Stainless Steel Packing: Silicone resin (heat resistant temperature: approx. 240℃) ■ Country of Origin: Japan Please refrain from purchasing if you are nervous, as it is stored by a private individual. Since I threw away the box, I will wrap it in bubble wrap for packaging. This stainless steel lunch box from Aizawa in Tsubame City, Niigata Prefecture, focuses on ease of use and a simple design by eliminating unnecessary elements. The material used is 18-8 stainless steel (including nickel), so it requires no special care, is rust-resistant, and is durable. Stainless steel lunch boxes are also characterized by the fact that they do not transfer colors or have unpleasant odors. This is a lunch box that can be used for a long time.