Star Wars fans are in for a treat ahead of “National Star Wars Day,” on May 4. The brand, in collaboration with LucasFilm, is releasing a blue milk ahead of the commemorative holiday.

The blue milk, which has been exclusively available at Star Wars: Galaxy’s Edge in Disney parks, comes in half gallons and can be found in the dairy section at select retailers in most major markets, reports USA TODAY.

The vanilla-flavored, low-fat milk will be available while supplies last through July/

According to Yahoo, Blue Milk is one of the official drinks of the “Star Wars” universe, making its debut in the “Cantina” scene of the original film, which came out in 1977.