Famous Japanese traditional Pottery SOMA-YAKI that has a tradition of over 300 years
size:(D) 3.0inches x (H) 3.7inches/(D) 2.8inches x (H) 3.5inches
Double layer ware:As there is a space between each layer, it does not transmit heat to the topmost layer. So even if you pour hot water, you can easily hold the cup.
