Thermos Food Jar Sigg Korek 8804.30 — vacuum food container, portable insulated jar

Sigg Korek 8804.30 is a portable insulated food jar designed to keep hot and cold meals at serving temperatures during transport. This vacuum food container from Sigg has a compact cylindrical shape and a screw-top lid, providing thermal insulation suitable for soups, stews, porridges and ready meals. The design fits into backpacks and lunch kits and is intended for everyday use at work, school, travel and outdoor activities.

Advantages

The vacuum insulation minimizes heat transfer to maintain meal temperature for extended periods while the leak-resistant lid reduces the risk of spills. The compact form factor and moderate capacity make the jar easy to carry and store. Materials and construction are intended for repeated use and simple cleaning, and the neutral interior surface preserves food taste without imparting odors.

Suitable for

• Hot soups and stews for work or school lunches
• Cold salads and yogurts for picnics and travel
• Portable meals during hiking and outdoor activities
• Meal prep and portioned lunches for commuting

Key specifications

• Vacuum-insulated body for temperature retention
• Screw-top lid with leak-resistant sealing
• Compact cylindrical design suitable for backpacks and lunch boxes
• Durable construction for repeated daily use
• Interior surface designed to preserve food taste and resist odors

How to use

Preheat or precool the jar by filling it with hot or cold water for a few minutes, then empty and add the prepared food to improve temperature retention. Close the screw-top lid securely before transport to prevent spills. Allow hot foods to cool slightly before sealing to avoid pressure build-up. After use, disassemble any removable parts and wash according to the manufacturer's care instructions; most insulated jars are suitable for hand washing and may have dishwasher-safe components—refer to the product care guidance for specifics.

Usage recommendations

For best results, fill the jar close to the top to reduce air space and extend temperature retention. Avoid using acidic or highly salty liquids for prolonged storage to protect interior surfaces. Clean promptly after use to prevent residue build-up and maintain performance.