Concert posters are promotional materials designed to advertise live music events. They typically feature the name of the band or artist, the date and location of the concert, and ticket information. These posters often use eye-catching graphics and colors to attract attention and convey the style of the music being performed. In addition to their promotional purpose, concert posters have become collectible items for fans. Many feature unique artwork or designs that reflect the music genre or the venue where the concert takes place. Some famous artists, like Andy Warhol, have created iconic concert posters that are now considered valuable pieces of art.