Designed to keep beverages hot or cold.
These mugs are typically made of stainless steel for durability and insulation.
They feature secure, leak-proof lids to prevent spills, making them suitable for travel or daily use.
The design often includes an easy-grip surface, such as the ribbed silicone sleeves seen in the image, and a compact size for portability.
They are designed to maintain beverage temperature for extended periods, with some models claiming up to 12 hours of hot or cold retention.