Copper Serie 15200, 3-ply thickness 2,2 mm. Features super heat-conductive multi-layer construction (polished solid copper, intermediate aluminum layer and 18-10 stainless steel inner sheet). A material combination that distributes heat from bottom to rim quickly and evenly. Handles in polished solid brass, assembled with wide rivets. For use on any heating element (except on induction hob). Designed for the needs of professional chefs and the pleasure of passionate gourmets.