Gelert Insulated Flask - Black

Wash it with warm, soapy water after each use. Rinse thoroughly and allow to air dry. Avoid using abrasive cleaners.

It is not recommended to put carbonated drinks in the flask, as the pressure can build up and potentially cause leaks.

The flask can keep drinks cold for up to 24 hours and hot for up to 12 hours, depending on the external conditions and how the flask is used.

No, the Gelert Insulated Flask is not dishwasher safe. Hand washing is recommended to preserve the insulation and the flask's integrity.

The flask is made of stainless steel with a double-wall construction.

Yes, the stainless steel construction is suitable for most beverages, including acidic ones. However, always rinse the flask thoroughly after use to prevent any residue buildup.

The capacity of the flask is 500ml.

Ensure the screw lid is properly tightened. Check the seal for any damage and replace if necessary.

Make sure the lid is tightly sealed. Pre-heat or pre-chill the flask before adding your beverage by rinsing with hot or cold water, depending on your needs. Avoid leaving the flask in direct sunlight or extreme temperatures.