The "Full Cap" Base Advantage means the thick aluminum core base is fully surrounded by stainless steel, for easy maintenance and better heat distribution , Durable stainless steel construction holds up to everyday use Since the entire surface is stainless steel, cleanup is easier , Nonstick aluminum skillets have great food release for added convenience and easy cleaning Snug-fitting lids create a self-basting feature for optimum texture and flavor This cookware is dishwasher safe for convenience, except for the aluminum nonstick skillets which should be washed by hand Classically styled phenolic handles are oven safe up to 350 degrees F