There are at least three bands using this name:
These are photos from concerts where Slam Dunk played, so they may be of other bands that played the concert as well.
Slam Dunk Festival North 2023 May 28, 2023 Leeds, England, United Kingdom Uploaded by Amyann7
Slam Dunk Festival North 2023 May 28, 2023 Leeds, England, United Kingdom Uploaded by Robyn Daniels