Vacuum locking temperature, exquisite craftsmanship, firmly locking the temperature, heat preservation and cold preservation are better. Selected 304 stainless steel material, good material more peace of mind. The inner wall is fine, with no dead angle to hide bacteria. Wide calibre, rounded mouth, large calibre design is easy to clean without leaving dirt. Sealed leak-proof, 360-degree random shaking, no fear of inverted random tumbling, convenient travel. The inside and outside of the cup body are more convenient to clean and do not hide dirt, and drinking water more peace of mind. Colourful, follow the footsteps of fashion, a variety of colours to choose from.