This trailer was custom made field trial trailer. It is a 4 horse slant with a very large dressing room and rear tack. There are 6 dog boxes built into the side of the trailer with the bottom dog box towards the front holding the A/C unit. There are dog ties built along the bottom of the trailer. The dressing room has a whole wall built with hooks to hang bridles, clothes, etc. There are also metal boot boxes and shelves built in the dressing room. The dressing room is accessible from both sides of the trailer. The rear tack holds 4 saddles, has shelves, and has bridle hooks on the door and sides. There are also two compartments in the stall area for storage. This trailer has plenty of storage area. The stall area has drop down windows at the head and bus windows at the tail. It has been took very well care of and pulls great. We have easily fit two queen size air mattresses in the dressing room.