The design of the Topstar System Pots and Pans are timeless, WMF guarantees the highest quality, and the more than 150 years of experience lead to the most innovative products of our time. All Topstar System Cookware comes with TransTherm Universal base and can be used on all conventional heating sources (Gas, Electro, Ceran, Induction). Made of Cromargan 18/10 stainless steel, the cookware is dishwasher safe and suitable for use in the oven, are stackable to save space, and the frying pan comes with a unique hinged handle that can be flipped up for easy cleaning in the sink and storage. Best of all, the Topstar System Cookware is made in Germany!