The Cooks Standard 24 qt. stainless steel professional grade stockpot with lid is made with Brushed 18/10 stainless steel inside and out With an aluminum disc layered in the bottom. Stainless steel is heavy-duty, Easy to clean and looks great. The aluminum disc capsuled bottom provides even/quick temperature distribution and prevents hot spots. Solid stainless steel lid keeps heat and moisture for long boiling/stocks and creates a seal. Wide and deep stainless steel handles offer durability and stay cool/comfortable for carrying. Tapered lip for drip-free/balanced pouring and keeps contents in. Large size for multi-purpose function: canning, jarring and stewing. Induction compatible. Works on gas, electric, glass, ceramic, halogen, etc. Oven safe to 500F. lids to 350F, Dishwasher safe.