Crafted from durable stainless steel with a layer of heat-conductive aluminum in the base, these pots and pans are designed to heat quickly and evenly to grill, boil, and simmer with ease. Tempered glass lids lock in heat and flavor, and the pots and pans are dishwasher safe for quick, easy cleanup and oven safe to 400°F (350°F with lids) for making a wide range of delicious recipes.