[feature] Healthy MaterialThe collapsible travel mug is made of food-grade silicone material, guaranteed stainless steel rim and plastic lid. Easy to clean, odorless, non-staining, durable, flexible and reusable. Ultra-thin foldable design and portableUpdated foldable design, saving space, only 1.3cm high when folded, very suitable for your pockets, purses, backpacks, suitcases, does not take up space, very suitable for outdoor hiking, camping, traveling, and sporting event. Excellent PerformanceIt can be hung on the bag with attached hand strap and portable hook. With the measurement inside the cup, the reading can be easily read. The stainless steel rim of the mug is easier to hold and drink from. The tight-fitting lid keeps dust and dirt out. [Temperature range] minus 40 degrees Celsius -190 degrees Celsius [product information] Product Name: Folding Cup Product material: silicone + pp + aluminum alloy Product size: before folding: 9.5X8.5CM, after folding: 9.5X1.3cm Capacity: 270ML Color: light blue Packing list (available after purchasing an item): Folding cup X1 beg to be excused: 1. Due to the long shipping time, the item may be damaged during the transportation, if the item is damaged, please leave us a message through the official website immediately before leaving a comment, and I will solve the problem for you. 2. Due to manual measurement, the size may have an error of 1-3cm. 3. Color may vary by monitor.