Manufactured in Belgium Impressive 7ply construction Patented Silvinox surface treatmentstainless steel maintains silvery finish resists fingerprints and is easy to clean Flat base stability pan wont warp when heated Staycool 1810 stainless steel handles are securely welded and extremely hygienicCompatible on all cooking surfaces including induction TriplInduc is 30 more efficient on induction than competitorsDishwasher safeOven and broiler safe up to 500F