1. Multilayer heat protection technology: The inner tank of the water dispenser is made of foodgrade 201 stainless steel, the outer shell is constructed from thick PE antidrop material, and the interlayer features polyurethane full PU foam. This double insulation ensures effective heat and cold retention. 2. Leakproof design: The insulated cylinder is equipped with a widened foodgrade silicone seal, resistant to temperatures, offering strong sealing, safety, and odorlessness. The thickened sealing clip design and easy locking mechanism prevent leaks, effectively minimizing heat dissipation for insulation. 3. Large capacity: Available in 10L, 15L, 20L, 30L, 40L, 50L, 60L, 70L, and 80L sizes, this insulated coffee urn allows multiple people to serve hot beverages simultaneously, reducing the need for frequent refills. Ideal for large kitchens or commercial use in offices, parties, restaurants, and more. 4. Easy to use: Suitable for hot beverages like coffee, tea, water, milk, soup, and chocolate. Simply fill the dispenser to maintain temperature for extended periods, enabling you to enjoy your ideal hot drink anytime without repeated heating. The tap design ensures comfortable pouring. Note: Physical insulation only—no heating function.