Academic dress of the University of Edinburgh
Academic dress at the University of Edinburgh is compulsory at official ceremonial occasions, such as graduation and the installations of Rector and Chancellor, and otherwise optional, usually only worn for events. == Undergraduate dress == As with the other Ancient Universities of Scotland, undergraduates at the University of Edinburgh are entitled to wear an undergraduate gown, made of scarlet Russell cord and cut in the London undergraduate shape.
Source: Wikipedia — Academic dress of the University of Edinburgh (CC BY-SA 4.0)