Japanese cast-glass teapot

Japanese black cast-cast teapot made in japan. Very good condition, with traces of superficial use and aging. Diameter 15 cm. Height 10 cm. Metal filter removable basket 82-87 mm. Cast-cast heat retains heat longer than other materials without spreading to the cove. The tea thus retains a perfect temperature for the duration of the tasting. All lovers say, a cast-glass container is the best material for preparing and brewing tea.