ship from Japan Body size (W x D x H): 6.9 x 6.9 x 24.6cm Heat retention (6 hours/1 hour).72°C or more/87°C or more *Heat retention is the temperature of the water when the product is filled with boiling water at room temperature of 20°C±2°C and left for 1 hour or 6 hours after the water temperature reaches 95°C±1°C in a vertical position. Cold holding power (6 hours).8 or less * Cold holding power is the temperature of the water when the product is filled with cold water at room temperature 20±2 and left for 6 hours when the water temperature is 4±1.
