This is a silicone folding coffee cup made of high - quality food - grade silicone, which is safe for food contact and features excellent heat and cold resistance, with a temperature range of -20℃ to 120℃.   It has a unique folding design, making it easy to carry and store.   When not in use, it can be folded to save space, and when expanded, it provides ample capacity to hold coffee.   The coffee cup is equipped with a lid that effectively prevents spills and keeps coffee warm.   Its simple and elegant appearance, available in various colors, caters to the aesthetic preferences of different consumers.   Whether for office workers, students, or outdoor enthusiasts, this silicone folding coffee cup is an ideal choice to meet coffee - drinking needs on the go.