Kilt Flashes are in effect a decorative garter. They are coloured strips of fabric attached to an elastic garter that hang from the folds of your socks/hose and help to hold them up. The elastic garter has a hook and latch and should be hidden under the top of the sock.
These kilt flashes are doubled, they have 2 pieces of fabric per flash. They are available in various solid plain colours designed to match your kilt colours. Made from wool braid.