Tefal's Preference Pro 5 Piece set comprises of a 16cm milk pan, an 18cm and 20cm saucepan, both with fitted glass lids, and a 20cm and 24cm frying pan. This set benefits from the Ultimium non-stick coating which makes the pans incredibly durable and even allows you to use metal utensils with them safely. The set also benefit from thicker gauge aluminium which gives optimum heat conductivity as well as Tefal's unique thermospot technology.