Answer
Mar 28, 2025 - 10:23 AM
Double-wall vacuum insulation is considered the best for maintaining drink temperatures in custom travel mugs. This type of insulation creates a vacuum seal that keeps beverages hot or cold for extended periods. Products like the Stanley® The IceFlow™ Flip Straw Tumbler - 30 oz and Owala® Tumbler - 40 oz. utilize this technology to offer superior temperature retention.
