Triple layer construction with a full aluminum core from base to rim for superior heat distribution Mirror-polish stainless steel exterior contains lightweight titanium to effectively prevent scorching. discoloration and corrosion at higher temperatures Iconic three-ring lid with stainless easy-grip knob has stabilizers for a tight fit. and a built-in steam vent to prevent overflow Fully sealed dripless precision pour rim keeps spills to a minimum Nonstick pans feature our triple-reinforced Toughened Nonstick coating Compatible with all cooktops and oven-safe up to 500°F Safe for dishwasher and metal utensils -