12 lt. Product Features Tessa pressure cooker can be opened and closed with one hand ergonomic lid system provides ease of use in your kitchens. 18/10 Cr-Ni stainless steel. Aluminum capsule base for homogeneous heat conduction. 3-stage cooking pressure function. Ergonomic bakelite handles that do not burn hands. Body that can be used in all types of furnaces including induction furnace.