insulation properties: Our products have excellent insulation properties, which can keep the temperature of beverages in an ideal state for a long time. This means that you can enjoy a hot coffee in the winter or a cold drink in the hot weather without worrying about the temperature dropping. This performance is especially useful for long-term travel, outdoor activities, or office use.High-quality materials and durability: Thermos cups are usually made of high-quality stainless steel or other durable materials for excellent durability. This durability s that your cup can withstand daily use and washing without losing its performance or appearance.Environmental protection and health: The thermos cup is made of food-grade materials and contains no harmful substances, ensuring that your drinks will not be contaminated by the cup. In addition, having a thermos cup can reduce the use of disposable cups, which can help reduce the burden on the environment and make your life more environmentally friendly.