Non-stick ceramic/titanium coated aluminum crisper tray with an elevated basket. Heat circulates under the basket to help crisp food without frying. No need to flip food. Oven safe to 500 degrees. PTFE (Polytetrafluoroethylene) /PFOA (Perfluorooctanoic acid) /PFOS (Perfluorooctanesulfonate) free. Mesh basket with handles and tray are dishwasher safe. Indoor/outdoor use.