• Cooker Double Layer Steel Thermos 2.5 Lt CKR2036 Product Volume: It is 304 quality stainless steel for 201 out of 2.5 liters. It is based on your comfort in any environment with its ergonomic and easy use. It can keep your drinks hot and cold for up to 24 hours. It has a modern and stylish design. It is durable and long-lasting that you can use in picnic, home, office, field, vineyard, garden, in short, in all areas of your life. Temperature PROTECTION VALUES: 0-1 Hour 96 Degree / 1-6 Hour 80 Degree/6-12 Hour 72 Degree / 12-24 Hour 58 Degree (without opening the lid)