Size: Inner cup: Approx. 2.8 x 2.0 inches (7 x 5 cm); Outer cup: Approx. Diameter 2.7 x 1.7 inches (6.8 x 4.4 cm); When set: Approx. Diameter 2.8 x 2.0 inches (7 x 5.2 cm) (per piece)
Country of Manufacture: Japan
Inner and outer cups, approx. 4.6 fl oz (130 ml)
Heat resistance: Inner cup / outer cup = 222°F (100°C), gasket = 284°F (140°C)
Not microwave safe
Not dishwasher or dryer
It cannot be disinfected or disinfected in the microwave