You can drink it in two ways. You can put a straw in the lid or drink it directly with your mouth. If you press the handle on the inside of the lid, you can remove it and wash it. Capacity: 453 ml (16 oz) Weight: 144 g Material: Heat-resistant polypropylene, silicon Heat resistance : -40 degrees Cold-resistant : 110 degrees Made in Korea Precautions for use - The lid is silicone but does not seal completely, so if lifted upside down or shaken, the drink may flow. - If you soak it in hot water for a long time or rub it strongly with a sponge, the painting may come off. - Dishwasher is not available. - Wash lightly with cold or lukewarm water.