Its innovative Thermo-Spot heat indicator lets you know when the pans are properly pre-heateda critical component to sealing in moisture and delicious flavor, whether sauting vegetables or searing steak. When the pattern in the center turns to a solid red spot, the pan is hot and ready to cook. The cookwares hard-anodized aluminum construction heats quickly and offers long-lasting strength, while its warp-resistant even-heat base distributes heat evenly throughout for optimal cooking results. Use the cookware on any cook top, except for induction. PFOA-, Lead-, and Cadmium-free, the cookwares durable Expert nonstick interior offers a health-conscious option, effortless food release (little to no fat or oil needed), and easy cleaning. The cookware's vented tempered-glass lids trap in heat and moisture, while its silicone stay-cool handles come riveted for strength, offer a secure and comfortable grip, and have end holes for optional hanging storage. With T-fal Ultimate, you'll be ready for anythingfrom making delicious dinners during the week to cooking up a storm for the holidays or entertaining year-round. Hard anodized aluminum construction for durability Unique Thermo-Spot heat indicator for proper preheating Hard Titanium nonstick interior for the ultimate and longest lasting performance Riveted silicone handles for safety and comfort Techno Items can be returned for exchange or full refund within 14 days from the date you receive your merchandise. Most orders are in transit for two days but some may take longer.