All-Aluminum Horse Trailer! More for less while pulling the best... If you're looking for a quality manufactured top of the line living quarter horse trailer, look no further. Here at Shadow, we know what is important for the comfort of your stay. Shadows interiors are assembled and installed right here in our Williston Florida factory. From our handmade cabinets to our custom showers, you will feel right at home in your home away from home. Here are some features of Shadow that you will not find anywhere else.