Foldable Glass

'About this item''''★ Food grade silicone and BPA free material mean safe and healthy use for the whole family. Temperature range from -50 to 200 degrees, can take in hot and cold water. The coffee cup has a cup sleeve keeping your hands cool when drinking coffee.''''★Ultrathin Folding Design and Portable: Update the collapsible design, space saving and only 2.5In when collapsed, fits well in your pocket, purse, backpack, suitcase and takes up no space, ideal for outdoor hiking, camping, travel, and sport events.'''