Cut out the middle man-the nonstick coating of this muffin pan makes baking liners and cups unnecessary, but still cleans up fast, letting baked on, caked on batter simply slide off. The carbon steel design provides an even, strong distribution of heat for a masterpiece finish. Limited lifetime warranty.This product contains (Este producto contiene) Ptfe (PFAS). For more information on PFAS or chemicals in this product, visit (Para obtener mas informacion sobre PFAS o productos quimicos en este producto, visite) https://anolon.com/pages/product-disclosures.