Calphalon Unison Nonstick Sauce Pan : Revolutionary Slide nonstick surface cooks and releases sauces and gravies without worry of scorching or sticking to the pan. An advanced nonstick surface features three interlocking layers with a scratch- and stain-resistant surface engineered for years of service. Heavy-gauge anodized aluminum with protective base provides even heating without hot spots. The high sides and dome-shaped tempered glass lid work together to help control splatters and evaporation of liquids while returning moisture to the pan. Stirring and blending of ingredients is easy thanks to the gradual sloping of the bottom interior. Easy-to-grasp stainless-steel handle stays comfortably cool to the touch on the stove top. Unison Slide Saucepan safely keeps sauces or food warm in the oven. Dishwasher-safe. Made in the USA. Product Features Slide nonstick interior releases food without the use of oils Sauces simmer to perfection without scorching Heavy-gauge, hard anodized aluminum exterior Bottom interior slopes gradually for ease in stirring High sides narrow to the opening to prevent evaporation Riveted handles for long-lasting durability Stainless-steel helper handle for easy lifting Domed tempered glass lid with stainless-steel rim controls splatters Ergonomic stay-cool stainless-steel handle By Calphalon, the first manufacturer of anodized aluminum Lifetime warranty Made in the USA