Healthy material-The foldable travel mug is made of 100% food-grade silicone material, which is odorless, non-staining, durable, flexible, reusable, and easy to clean. You only need to open it with a little water to clean it. The smooth surface does not produce food residue. Easy to clean: The inner wall adopts a smooth design, which is not easy to stick to your hands. Just wash under running water (can be used in the dishwasher) Ultra-thin folding design, portable-the capacity is increased to 0.17 lbs/320 ml, and it is only 0.98 inches/2.5 cm high after folding. Very suitable for your pockets, purses, backpacks, suitcases, does not take up space, very suitable for outdoor hiking, camping, travel and sports events. Excellent performance: It can be hung on the bag connected with the hand strap and the hand hook. -The measured value inside the cup is easy to read. -The stainless steel rim of the cup is easier to hold and drink. -Closely fit the lid to prevent any dust and dirt from approaching. Lifelong convenience-everything in the folding travel mug is very convenient. The silicone mug is almost indestructible, flexible and safe, so it can be used for a lifetime. If you have any questions, please feel free to contact us. We will try our best to help you solve it. Item NO.24057982