EACH CASSEROLE HAS BEEN DESIGNED BY UK BASED TO ENSURE AND EVEN AND EFFICIENT HEAT DISTRIBUTION. Cook healthier with these amazing casseroles.You'll need less fat for cooking thanks to the inside ceramic coating. Thanks to the design by UK based professionals, heat will be evenly and efficiently distributed. This set is as resilient as it is durable, because of the heavyweight die cast aluminium that was used to make this incredible set. The clear tempered glass lids ensures heat resistance, and allows the cook to see the meal being prepared. This is Suitable for Induction hobs.