... .0mm body, 1.2mm lid,sandwich bottom 1, stainless steel low pressure cooker have 4 safety set, open -close /lock ... pressure.5, adopt imprted thickening silicon sealing ring more safely and durable.6, imported high-quality 18-8 stainless steel ... imported high-quaality 18-8stainless steel body and cover.7, three layers reunite and bottom, suit to electromagnetic stove. stainless steel low pressure ...