Magefesa Mageplus Stainless Steel 4.2 Quart Super Fast Pressure Cooker 3 cooking levels: traditional slow cooking, 6 pounds per square inch for fast cooking, 9 PSI, and super fast cooking (15 PSI) Silent and air tight Safety features: pressure sensor, working valve, over-pressure valve, lid window and "easy lock" system Encapsulated base: 18/10 stainless steel around aluminum core for even heat distribution Designed and made in Spain