Use the included vinyl stickers to decorate this tumbler to your own personal taste! It fits in most car cup holders, with a press-in lid that prevents splashes and spills. it is vacuum insulated, keeping hot drinks hot and cold drinks cold, and stays free of condensation. Durable and BPA free, the stainless steel tumbler has a capacity of 20 ounces. It should be hand washed, though the lid is dishwasher safe. Do not microwave.