The Red Bandana is an item found in Red Dead Revolver.
|| For those hot days on the high plains, bring along this bandana to wipe your face.
|| —Store description
As with all similar items, the Red Bandana is not used in the game beyond unlocking a showdown character and journal page.
The Red Bandana can be purchased from the Tailor in Brimstone after completion of the mission "Railroaded". If not purchased, it remains available during subsequent visits to Brimstone.