PET is a lightweight and transparent plastic material. It has good impact resistance, is not easily broken, and is convenient to carry. It has high chemical stability and has good tolerance for common beverages such as tea, juice, and carbonated drinks, and is not easily chemically reactive with beverages. There are various specifications and shapes to choose from. It is small and portable. Customized color printing or pattern decoration can be added to increase aesthetics and attractiveness. It is suitable for various beverages such as drinking water, coffee, and juice. It is also very practical and convenient and hygienic in occasions such as outdoor activities, picnics, and parties.