Outside and inside satin polished. Top edges mirror polished. - Hollow tubular stay cool handles in staless steel, ergonomically shaped. 1) Extra thick edges. 2) Double thick bottom. 3) Sandwich thermoradiant bottom (stainless steel-aluminium-stainless steel). Concave bottom when cold and flat when hot (100% heat exploiting). -Perfect for use on any type of stove, whether gas, electric, glass ceramic cooking surface or induction stove. All items have an induction-suited sandwichbottom.