- FOOD-GRADE STAINLESS STEEL: The inner tank of our hot and cold coffee machine is constructed from food-grade 304 stainless steel, ensuring safety and durability. The matte finish exterior is slip-resistant and fingerprint-proof, maintaining its sleek appearance. With a middle layer of PU foam, this design provides exceptional thermal insulation, preserving the original flavor and nutritional components of your beverages. - STRONG INSULATION CAPACITY: The combination of a 0.8mm thick PU foam inner layer and outer shell allows beverages to maintain their temperature—hot or cold—for 4-8 hours. Enjoy a steaming cup of tea in winter or refresh with iced coffee in summer without compromising taste or aroma. - ADVANCED MULTI-LAYER INSULATION: This commercial beverage dispenser excels in both insulation and cooling, effectively maintaining beverage temperatures for 6-12 hours. Ideal for coffee shops, milk tea shops, breakfast venues, tea houses, parties, buffets, and family gatherings, it accommodates a variety of delicious drinks, from milk teas and coffees to juices. - ANTI-CLOGGING BOTTOM DESIGN: Featuring a unique groove design at the bottom, our insulated bucket allows for smooth beverage flow without residue accumulation. The leak-proof faucet, made from food-grade resin material, is designed to withstand prolonged use and stretching. Please note: this model does not have a heating function.