This 2.6 quart double boiler or Bain Marie is the ideal set for all your delicate sauces and melting needs. Made of heavy stainless steel with each pan holds has a sturdy professional handles and glass lid. Heats evenly and is safe at high temperatures due to it thick 3 mm tri-ply capsule bottom. Use the bottom pot as a regular stock pot when you're not double-boiling food. Dishwasher safe and has a 25 years warranty.- 5" high x 7" wide Stock pot.- 5" high x 7" wide Double Boiler- 5" Lid3.0 mm thick capsule tri-ply bottom. The tri-ply bottom consist of 2 stamps of 18/10 stainless with a aluminum plate in-between them for even distribution of heat.