All-Clad's popular LTD cookware features an exterior layer of black, hard coat, anodized aluminum. Remarkably durable, LTD is guaranteed not to peel, chip or scratch with home use. All-Clad LTD is a popular cookware choice for discriminating home cooks who value the lifetime investment of premium quality cookware, and are attracted to the contemporary look of anodized aluminum craftsmanship. Lifetime guaranteed. Hand washing is recommended when cleaning your All-Clad LTD. Dishwasher use will deteriorate the exterior beauty of your pan.