stainless steel pressure cooker setSUS 304 body,bakelite handle,1.2mm body, 1.2mm lid, 1, stainless steel pressure cooker set have 4 safety set, pressure contral valve, safety indicator valve.safety window,open-close /locking valve2,adopt streamlined design and advanced stainless steel technoloty to dealing with the surface.3,large area pressure-releasing safety window, releasing pressure rapidly ...