The Mauviel M'cook Stainless Steel collection offers professionals and household cooks the highest culinary technology. The 5 multi-layers include 18/10 stainless steel with aluminum core. This combination will assure perfect uniform heat conductivity, which saves on cooking time and energy. The handles are made from cast stainless steel and reinforce the pure and modern design of this range. M'cook will deliver results for the most demanding cook, with the greatest pleasure. Lifetime Warranty, Made in France.