The Mauviel M'heritage 250C collection is a combination of two powerful and traditional materials, copper and stainless steel. The handles are constructed of durable cast-iron with stainless steel rivets. This blend of materials energizes the pleasure of cooking. The copper allows for unsurpassed heat conductivity and control, and the stainless steel interior is ideal for all daily cooking needs. 18/10 stainless steel interior preserves the taste and nutritional qualities of foods and easy to clean. 2.5mm thickness, compatible with gas, electric and halogen cooktops as well as oven safe.