All-Clad SD501015-R D5 Polished Stainless Steel 5-Ply Bonded Dishwasher Safe Cookware Set, 15-Piece Each of the five bonded layers serves a specific purpose, creating a noticeable difference in performance whether you're sauting, frying, simmering or braising. 18/10 stainless-steel interior for foolproof browning and easy cleanup. Two aluminum layers, one to conduct and one to sustain heat. Patented stainless-steel core diffuses heat for consistent results. Magnetic stainless-steel exterior for durability and dishwasher-safe ease. d5 line is 20% more efficient than its tri-ply predecessors, so you can use lower heat to achieve great results. Improved stay-cool stick handles with finger guards for balance and control. Rims are shaped to allow for dripless pouring. Extra-large loop handles are easy to grip, even with oven mitts. Capacity or pan size etched on base for quick identification of each piece. Ideal for use on any cooktop, including induction. Set includes fry pans, sauce pan, casserole, steamer, saut pans, soup pot, stock pot, and lids