Buffalo International will offer Pre-Children's and Pre-Adult Hunter Divisions July 2007 Please note the following change to the Buffalo International Horse Show.... The Pre-Children's Hunter division is open to all junior riders.  The same horse/rider combination may not show in any rated division or classes at the same show.  Fences to be 2'6" for horses and 2' for ponies. The Pre-Adult Hunter Division is open to all riders 18 years and over with USEF amateur certification.  The same horse/rider combination may not show in any rated divisions or classes at the same show.  Fences to be 2'6".