Starbucks fans can mark their calendars for November 13th, known as Red Cup Day, when the coffee chain offers a free reusable cup with the purchase of a holiday-themed drink like the Peppermint Mocha. The limited-edition cup features a festive red and green design and can be refilled at Starbucks locations. This year, Starbucks is investing in staffing to enhance the holiday experience for customers. Don't miss out on this annual tradition and grab your free cup on Red Cup Day at Starbucks.