There are at least two bands named The Staves:
These are photos from concerts where The Staves played, so they may be of other bands that played the concert as well.
The Staves / Florence and the Machine Sep 25, 2015 London, England, United Kingdom Uploaded by Trina Ribena
The Staves / Florence and the Machine Sep 25, 2015 London, England, United Kingdom Uploaded by Paul Davey