- Durable Construction: Made with a thickened PP outer layer that is resistant to pressure and drops, a middle layer of PU foam that is heat-resistant and waterproof, and a reinforced stainless steel liner. This ensures safe and neutral temperature retention for both hot and cold beverages. - Extended Temperature Retention: This coffee warmer keeps your drinks hot for up to 48 hours. The vacuum insulation technology guarantees that your beverages remain hotter and fresher than competitors. Note: This product provides physical insulation and does not have a heating function. - Leak-Proof Design: The advanced sealing mechanism prevents spills during transport, ensuring no leakage or water escape. Perfect for on-the-go lifestyles. - Easy to Clean and Refill: Designed with a wide mouth opening for effortless filling and cleaning. After each use, simply wipe away any residue with a sponge for quick maintenance. Ideal Use Cases: 1. Travel: Perfect for road trips or outdoor adventures, keeping your coffee or tea hot and ready to enjoy. 2. Office: A great solution for busy workdays, allowing you to sip on your favorite beverages without frequent reheating. 3. Events: Ideal for gatherings or picnics, ensuring drinks stay at the perfect temperature for all your guests. This coffee warmer is an essential accessory for anyone seeking convenience and performance in beverage storage.