has been handwoven by the islanders at their homes in the Outer Hebrides, finished in the Outer Hebrides, and made from pure virgin wool dyed and spun in the Outer Hebrides; and

possesses such further characteristics as a material is required to possess under regulations from time to time in force under the provisions of Schedule 1 to the Act of 1938 (or under regulations from time to time in force under any enactment replacing those provisions) for it to qualify for the application to it, and use with respect to it, of a Harris Tweed trade mark.