This collapsible cup is made of food grades silicone, BPA free and FDA approved. It is easy to clean, non-toxic, odorless, non-staining, durable, flexible and reusable.
It is uniquely designed with airtight silicone to seal your drink effectively that prevents leak. Saves space and only 2.5 inch when collapsed, this collapsible cup fits well in your pocket, purse, and even small bag, which makes it ideal for outdoor activities.
Features: ✔ 550 ml maximum volume capacity ✔ Withstands the temperature range of -58°F ~ 392°F. ✔ Safe and Leak proof ✔ 3 adjustable sizes to meet everyone's needs. ✔ Three-layer folding design