Shinkoukinzoku Mug, 4 Sizes, 340ml, Lightweight, Pure Copper, Heat Conductive, Outdoor, Retro, Beer Mug, Black S-588BL

Copper boasts superior thermal conductivity among metals. Pouring a chilled beverage into it instantly brings it to the same temperature, quenching your thirst and cooling your body. The refreshing sensation transmitted to your lips is irresistible. Its cooling effect also lasts, so you can enjoy it cold and delicious even after 15 minutes. The condensation that forms on the surface enhances the refreshing feeling.

Copper boasts superior thermal conductivity among metals. Pouring a chilled beverage into it instantly brings it to the same temperature, quenching your thirst and cooling your body. The refreshing sensation transmitted to your lips is irresistible. Its cooling effect also lasts, so you can enjoy it cold and delicious even after 15 minutes. The condensation that forms on the surface enhances the refreshing feeling.