The Red Solo Cup is a disposable plastic cup commonly used for serving beverages at parties and gatherings. Known for its bright red color, it is often associated with casual social events, particularly in the United States. The cup is designed with a sturdy structure and is typically used for beer, but it can hold a variety of drinks. Introduced in the 1970s, the Red Solo Cup has become a cultural icon, frequently appearing in movies, music, and college traditions. Its affordability and convenience make it a popular choice for outdoor events and celebrations, contributing to its status as a symbol of fun and camaraderie.