Asahi Tumblers, Set of 2, 350ml, Made in Japan, Pure Copper, 25x More Thermally Conductive than Stainless Steel, Chills Quickly, Stays Cold for

Size: Approx. 8.1cm diameter x 10.5cm height Material: Copper This luxurious copper cup set comes in a paulownia wood box, making it the perfect gift. It's a wonderful gift for housewarmings, weddings, and other occasions, and is appreciated by people of all ages and genders. Each cup is meticulously hand-polished by a skilled artisan. Its large 450ml capacity holds an entire 350ml can of beer. It boasts thermal conductivity five times that of iron and 25 times that of stainless steel. Sipping a cold drink from a copper cup offers an exceptionally refreshing sensation on your tongue and in your hands. Copper also possesses trace metal properties (copper ions), which, when mixed with water, exert an incredible antibacterial effect. These copper ions prevent the growth of microorganisms and keep copper tableware hygienic. You'll feel the difference the moment you hold it. Copper has good thermal conductivity, so when you pour a cold drink into the cup, the cup itself becomes cold, providing a very refreshing drinking experience. The spirally polished inner surface creates a creamy foam when you pour beer into it, allowing you to enjoy a smooth beer down the throat. Experience the beauty of copper cups with this sophisticated design.