Go on a journey without the worry about your backpack space!This is a flexible and safe cup,which made of non-toxic and non-corrosive material.It can open and fold efficiently and be solid when you drink hot tea and coffee.You can take it in the scene of office,traveling,and so on.A variety of amazing colors are available.You can purchase it unimprinted or with a silkscreened imprint of your logo.Take it and enjoy your every relaxing afternoon!More information, please send your detailed request for quotation. Made from silicone material, measuring 3.6*6.1inches, this custom 15oz portable telescopic silicone cup.