Norpro 249 Stainless Steel Double Boiler 1.5-Quart Capacity: 1.5QT / 1.4L Ideal for melting chocolate, caramel, custard and sauces slowly and evenly to aviod scorching. Set includes a steamer, boiler and vented tempered glass lid. Vented glass lid allows steam to escape, which helps keep glass lid clear for viewing. Stainless steel construction with a polished mirror finish.