Come and see our amazing products. The collapsible travel cups are made of 100% food grade silicone material. Odorless, Non-staining, Durable, and reusable. It festures lightweight and portable design with Carabiner. It fits well in your pocket, purse, and backpack. Temperature rated -40 degree F to 446 degree F. Suitable for cold drinks, tea, coffee, and other hot beverages. Dishwasher Safe. Pls confirm further with us if any query about packing info, inventory status and time schedule.