500-1500Ml Double Stainless Steel Vacuum Flask Thermos Mug Outdoor Travel Large Capacity Thermos Por

500-1500ml double stainless steel vacuum flask thermos mug outdoor travel large capacity thermos portable travel mug

Features: - Large capacity The capacity of the bottle can meet your daily requirement. - Keep beverage hot or cool It can keep the content hot or cold for a long time. - Filter You can use this bottle to brew tea, and the filter will help remove the leaves. - Anti-slip There is a piece of anti-slip rubber at the bottom. - Lanyard The lanyard is tightly attached to the flask, thus making it convenient to carry. - Cap The cap also can serve as a water cup. Efficiency: - Hot water If a full bottle of 100 Celsius degree water is placed in room temperature, it will be 85 Celsius degree 6 hours later, 62Celsius degree 9 hours later and 55 Celsius degree 12 hours later. - Cold water If a full bottle of 0 Celsius degree water is placed in room temperature, it will be 6 Celsius degree 6 hours later, 12 Celsius degree 9 hours later and 16 Celsius degree 12 hours later.