Demeyere Atlantis 5.5 Quart Casserole with Lid Manufactured in Belgium Impressive 7-ply construction Patented Silvinox surface treatmentstainless steel maintains silvery finish, resists fingerprints and is easy to clean Flat base stability  pan wont warp when heated Stay-cool 18/10 stainless steel handles are securely welded and extremely hygienic Compatible on all cooking surfaces, including induction - TriplInduc is 30% more efficient on induction than competitors Dishwasher safe Oven and broiler safe up to 500F