7PCS Pressed Black Marble Cookware Set Item No: HT-PBM8104 Material:3003 aluminum alloy "Size： 18cm sauce pan with lid 24cm casserole with lid 28cm wok pan with lid 28cm frying pan " Coating: Black marble coating Painting: Black metallic painting Handle: 201 stainless steel handle Thickness:2.5mm Bottom: induction bottom Use:Suitable for using on all gas,coal,electric,induction and ceramic cooktops,electric hot plate