HEAT RESISTANT - Made from food grade silicone, our reusable square collapsible water cup is a safe choice for a healthy lifestyle. Its heat and cold resistance ensures that your drinks maintain the desired temperature. Enjoy drinking water every day Easy to carry: with unique function, this water cup can be easily compressed to half its original size, making it great to put in a backpack, bag or pocket; Save space and easy to carry with portable foldable design LARGE CAPACITY DESIGN Say goodbye to dehydration with our 600ml large capacity square folding water cup. Space-saving design and easy portability keep you hydrated outdoors without weighing you down WELL SEALED - Enjoy easy hydration with the leak-proof design of our square folding water cup. Equipped with an airtight lid that ensures no leakage when tightly closed, carry it with confidence in a car bag or cup holder and stay hydrated outdoors Effortless Cleaning: this square folding water cup is easy to clean, without leaving stains, and its removable parts give you more time to enjoy life