Enameled solid cast-iron offers superior and even heat retention while vibrant gradated porcelain-enamel exterior offers contemporary styling Easy-to-clean, PFOA and PTFE-free porcelain enamel cooking surface Self-basting condensation ridges on lid uniformly collect and direct vapors onto food, producing moist and savory dishes Solid cast stainless steel knob is extremely durable and oven-safe Compatible with gas, electric, ceramic glass and induction cooktops Oven-safe up to 450°F (232°F) Hand-wash only Lifetime warranty