Vollrath tribute 3-ply sauce / stock pot, 16 qt this 16 qt sauce and stock pot is designed for preparing stocks, soups, sauce, or to reduce liquids and the tall and narrow shape allows liquids to bubble up through the food extracting maximum flavor. material: 3 ply construction: 18-8 stainless steel, 18-0 stainless steel, and 3004 aluminum heavy duty ergonomic handles with durable stainless rivets diameter: 12" depth: 8-1/2" made in usa & nsf approved 102043