Cameron of Erracht/MacKenzie
The regiment wore the Mackenzie tartan kilt (as worn by the former Seaforth Highlanders) and Cameron of Erracht tartan trews, with the reverse for pipers, drummers and band members.
The Queen's Own Highlanders (Seaforth and Camerons), officially abbreviated "QO HLDRS," was an infantry regiment of the British Army, part of the Scottish Division. It was in existence from 1961 to 1994.
Queen's Own Highlanders