Green Day is an American rock band that was formed in 1987 in Berkeley, California. The band's members are Billie Joe Armstrong, Mike Dirnt, and Tré Cool. Green Day's music is known for its blend of punk rock and pop, and the band has released several critically acclaimed albums over the years, including "Dookie," "American Idiot," and "21st Century Breakdown."
Green Day's merchandise, including T-shirts, often feature iconic images of the band, such as their band logo, album artwork, or live concert photos. Fans of Green Day wear their merchandise to concerts and other events to show their support for the band and to connect with other fans.
Official Green Day merchandise is licensed by the band and ensures that fans receive high-quality products while also supporting the band's charitable initiatives. The band's influence on popular music and culture has been significant, and they are considered one of the most successful punk rock bands of all time.