Commercial-weight steel 2-layer nonstick, inside and outside easy release, easy to clean Cut-resistant magnum coating Made in GermanyAll Kaiser Bakeware pans are safe up to 450 degrees F in the oven. For bestresults, brush a very thin layer of butter or oil on the interior of the panprior to each use. The butter guarantees perfect release and helps promote asmooth, tightly sealed crust, even browning and good flavor. It isnt necessaryto line the pan with expensive parchment paper, or to dust the pan with flour,which can produce an unattractive white crust on cakes and breads. Designed toprovide perfect release for baked goods that will be removed from the pan. Useof knives or sharp objects should be avoided, as they will damage the surface.However, pieces coated with Magnum are designed to withstand cutting. Anyutensils, including sharp knives, can be used in the pan without damaging thesurface. Clean with hot water, soap and a soft sponge or dishcloth. Avoidabrasive cleansers. Dishwasher not recommended.