Buyers Products Document Holder with Clear Cover provides dry and secure storage for packing slips, manifests, and other important papers. The clear twist-on cover is easy to use and allows you to see what's inside without having to open it. Constructed from corrosion, impact, and UV-resistant plastic, the holder features a wire tether to prevent misplacing the cover. A stainless steel interior spring ensures your documents stay where they belong. Ideal for tractor trailers, horse trailers, and commercial vehicles, the document holder can be installed anywhere you need to keep documents clean, dry and easily accessible. Mounting hardware is included for easy installation.