Tri-ply Clad, a thick aluminum core between an interior layer of 18/10 stainless steel and an exterior layer of 18/0 Stainless Steel for for durability and faster heating. Stainless steel satin interior for easy release and cleanup. Magnetic 18/0 stainless steel polished exterior for durability, beauty, and safe use on gas, electric, and induction stove tops/ovens. Extra-long stainless steel handles for a cool and comfortable grip. Flared rims for dripless pouring. Tempered glass lids for durability, and viewing while cooking. Measure marks in stockpots. Pans oven & broiler safe to 500 degrees. Dishwasher safe. Lifetime guarantee.