To use this tumbler, simply fill it with your favorite drink. It's great for both hot and cold beverages. When it comes to cleaning, make sure to only wash it by hand. Do not put it in the microwave as it can damage the plastic. After each use, give it a good hand wash to keep it looking its best. This tumbler is not just a regular drinkware; it's a style item, so show it off and enjoy your drinks in style.