... cookers SUS304 for body, 1.0mm body,1.2mm lid. sandwich bottom 1,stainless steel low pressure cookers have 4 safety set ... high-quality 18-8stainless steel and alloy aluminum reunite the bottom, imported high-quality 18-8stainless steel body and cover. 8 ... , three layers reunite and bottom,suit to electromagnetic stove,gas hob,electri hob.