COPPER100 Shinkinzoku Pure Copper Mug Pair Beer Mug Made in Japan This is a set of two pure copper mugs from Shinkinzoku's "COPPER100 HOME WARE" brand. Made of pure copper with excellent thermal conductivity, when you pour a cold drink, the entire cup becomes icy cold, keeping your drink at the perfect temperature for a long time. Ideal for iced coffee, beer, highballs, and more. 【Product Condition】 Purchased at Second Street. There are no noticeable scratches or dents, and it is in very clean condition, maintaining the beautiful luster unique to copper. There are some minor scratches. The inside is also clean, so you can use it immediately. Please check the condition in the photos. Box: 23 Tag Number: 4556 #COPPER100 #Shinkinzoku #PureCopperMug #BeerMug #Tsubamesanjo