The "Big Gulp" is a large-sized soft drink offered by the convenience store chain 7-Eleven. It typically comes in various sizes, with the largest being 64 ounces. Customers can choose from a wide range of soda flavors, as well as iced tea and other beverages. Introduced in 1980, the Big Gulp has become a popular choice for those looking for a quick and refreshing drink. It is often associated with convenience and affordability, making it a staple for many people on the go. The Big Gulp is also part of 7-Eleven's broader beverage offerings, which include Slurpees and coffee.