ship from Japan Body size: (approx.) 6.8 x 6.8 x 18.9 cm (W x D x H) Heat retention effect: 70°C or more (6 hours), 40°C or more (24 hours) *The heat retention effect refers to the temperature of the water when the product is filled with boiling water and left for 6 hours or 24 hours at room temperature of 20°C ±2°C and the water temperature is 95°C ±1°C. Cold holding power (6 hours) 9 degrees or less * Cold holding power is the temperature of cold water when the product is filled with cold water and left for 6 hours at room temperature of 20 degrees ±2 degrees Celsius from the time when the water temperature is 4 degrees ±1 degree Celsius. Mouth diameter (approx.) 4cm
