Regatta Thermulate Insulated Tumbler - Beige - 600ml

The interior is made of high-quality 304 stainless steel for optimal performance and to prevent metallic taste.

Hand washing is recommended to preserve the insulation properties and exterior finish. The lid components can also be cleaned by hand.

The lid is designed to be leak-proof when properly sealed. Ensure the lid is screwed on tightly and the flip-top is securely closed.

The tumbler has a capacity of 0.6 liters (600ml).

Yes, the double-wall insulation is designed to keep hot beverages warm for up to 6 hours.

It is not recommended for carbonated drinks, as the pressure can affect the lid seal and mechanism.

The tumbler can keep beverages cold for up to 12 hours.

Ensure the lid is tightly sealed. Check for any obstructions around the lid seal. Pre-heat or pre-chill the tumbler with hot or cold water for a few minutes before filling with your beverage to enhance thermal performance.

Confirm that the lid is screwed on completely and securely. Ensure the flip-top straw is fully closed and the seal is clean and free from debris. Do not overfill the tumbler past the indicated fill line.

Check the lid mechanism for any blockages or sticky residue. Clean the lid thoroughly. If the issue persists, contact customer support.

This is unlikely with a double-wall insulated tumbler. If condensation appears, it may indicate a breach in the vacuum seal. Contact customer support if this occurs.