All Clad's ultra-strong assortment of stainless steel cookware is designed with patented five-ply construction for superior heat distribution. d5's 18/10 stainless-steel interior offers natural stick resistance--and prevents food from picking up a metallic taste--while its polished stainless exterior offers exceptional beauty. All Clad d5 Stainless Brushed 14-Piece Cookware Set-Home