Pan Set 2 pcs, diameter 24 and 28 cm, internal non-stick surface Titanium 2x, outer surface stainless steel, pan material stainless steel, Thermo-Signal temperature indicator, heating type: induction, gas, glass ceramics and electricity, dishwasher safe, suitable for ovens up to 250 °C, strong bottom, durable surface, option to use blunt metal tools, outer diameter of the bottom 17 and 21 cm