Quote Originally Posted by MacMillan of Rathdown View Post
A friend of mine has a pair of each, and he wears a different colour on each leg-- just like running lights on his yacht.
(I think these are actually worn by the Scots Guards pipe band, but I'm not certain.)
Correct, Scott:

http://www.college-of-piping.co.uk/a...g/Flashes.html

Todd