Reusable and reversible sheet is made with a 100% nonstick material that is PFOA (perfluorooctanoic acid) free. Suitable for all grills, microwaves, and gas/electric ovens. Temperature resistant up to 500 degree F. and leaves grill marks on food. Stops flare ups. Wash with warm soapy water. Dimensions: 15.75 In. x 19.68 In. Material: PTFE Coated Fabric Non-Stick: Yes