Extra-strong 99 ½ percent aluminum construction for exceptional performance and longevity Even heat transfer for superior results with excellent energy efficiency The polished finish looks elegant and can prevent bacterial growth The thick base prevents warping to maintain constant contact with the heat source Reinforced edges resistant to dents Insulated stainless steel handles offer a comfortable grip Strong rivets ensure a secure and long-lasting connection NSF certified 32 centimeter and 15.2 liter saucepan Designed for gas, ceramic, and electric ranges