Featuring MineralShield nonstick technology, Calphalon Premier Space-Saving Hard-Anodized Nonstick Cookware is now 5x more durable than before when compared to the previous generation of Calphalon Classic. This nonstick stock pot delivers long-lasting performance for effortless food release, so you can cook with confidence and serve even the most delicate food with ease. This space-saving line also securely stacks to save 30% more space than its non-stacking counterparts. Thanks to their unique design and flat glass covers, the pots and pans stack and nest in any order when stored on other items of the same diameter. A 3-layer nonstick interior is made with some of the Earth's hardest minerals to withstand metal utensils and everyday use and the hard-anodized exterior is dishwasher-safe for easy cleanup. They are oven-safe up to 450 degrees F, able to go from the stovetop into the oven for heating and cooking versatility. Elevate your cooking experience with Calphalon Premier, and enjoy exceptional performance with endless possibilities. Designated Chemical Disclosure: This product contains PTFE, Aluminum, Stainless Steel (Iron, Chromium, Nickel, Manganese, Copper, Phosphorus).