specification 0.8mm alu 0.5mm bottom protect 0.5mm body glass lid 4mm tempered glass s s 410 capacity base approx 2.8l steamer approx. 2.2l cooking pot height 9cm x dia 22cms cooking pot with 1st steamer height and lid is 20cm. dia 22cms cooking pot with 1st and 2nd steamer height and lid is 26cms.