Abstract: A tail set is provided for supporting a horse's tail thereon such that the tail is supported in a raised elevational and aligned straight with the horse's back for improved appearance of show horses. The tail set of the present invention is arranged to be secured to conventional bustle harnessing on the horse. The tail set includes a support member arranged to position the tail set on the horse's hindquarters and a curved trough rigidly supported on the support member for supporting the tail therein. The trough secures the tail between respective side members thereof to correct the tail of undesirable lateral deviations.