Farberware Classic 3-Quart Stack and Steamer Set "Full Cap" Base Advantage - Now a stainless steel protector surrounds a thicker aluminum core for easy maintenance and better heat distribution. Since the entire surface is stainless steel, cleanup is easier. Enjoy a lifetime of beauty. Close fitting lids create a self-basting feature that protects the food's taste and nutrients. Classically styled phenolic handles are oven safe up to 350F / 180C. 18/10 Stainless Steel Construction - Dishwasher Safe! Thicker, rolled pan rims for extra durability, enhanced drip-free pouring and easy handling. Lifetime Limited Warranty