1. Material: The inner lining of the water dispenser is made of 304 stainless steel precision material. It is double insulated and can keep warm for 10 12 hours. Suitable for commercial and domestic use. A hot water dispenser kettle makes an gift. 2. Sealed Design: Features a rotating temperature locking seal, allowing twisting and tightening without burning your hands. Enhanced insulation, resin tap resistant to temperatures, easy to use. Thickened carrying handle for easy transport, designed with a triangular mechanism principle for better balance and stability. Note: Physical insulation only, no heating function. 3. Large Opening for Easy Cleaning: This coffee air jug comes with a wide opening for convenient coffee filling and cleaning. Simply wipe away dirt with a sponge after each use. 4. Large Capacity: Available in 6L/8L/10L/12L/16L/20L sizes, this insulated bucket ensures multiple people can enjoy hot beverages simultaneously, reducing the need for frequent refills.