Each of the five bonded layers serves a specific purpose, creating a noticeable difference in cooking performance. 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. Medium-high sides and narrow shape hold heat well and stop evaporation. Improved stay-cool stick handle with finger guard for balance and control. Rims are shaped to allow for dripless pouring. Extra-large loop handle on lid is easy to grip, even with oven mitts. Pan size etched on base for quick identification. Hand crafted in the USA with materials from the USA.