Good Quality:Made of silicone material, it is not easily damaged or deformed when squeezed or folded.The cup lid is made of PP material, which is tightly sealed to prevent leakage and overflow. Speical Design: Equipped with practical straws, drinking water without choking or spilling, and can also be smoothly consumed during cycling and sports Foldable & Portable: The cup body can be folded and compressed for convenient storage, reducing travel burden. Wide Application: It is suitable for various scenarios such as cycling, fitness, travel, office work, daily commuting, etc,meeting your different needs for all outdoor and daily activities. Need support?：Reach out via Amazon Messaging — we’ll respond soon.