Restaurant-tested nonstick: Autograph 2 nonstick surpasses all other standard nonstick formulas, provides maximum food release and easy cleaning * Stain-resistant, marble-finished hard-anodized exterior for maximum durability and even heating; five additional manufacturing steps produce this exquisite exterior that resists stains, scratches and chips * Polished stainless steel lids fit tightly to the pan locking in flavor and nutrients; lid handles have more clearance for safer lifting * Stainless steel HollowCore handles fit comfortably in your hand; oven safe to 500 degrees F * Lifetime Limited Warranty