Set contains 16, 18, 20cm saucepans and 20 and 24cm frying pans. Aluminium. Non-stick. 2.5mm gauge frying pans and 2.2mm gauge saucepans. Bakelite handles. Glass lids. Dishwasher safe. Suitable for gas, electric, halogen and ceramic hobs and solid hotplates. Manufacturer's lifetime guarantee.