stainles steel low pressure cookers SUS304 for body, 1.0mm body,1.2mm lid. sandwich bottom 1,stainless steel low pressure cookers have ... more safely and durable. 7, imported 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, ...