VERTICAL Double Sided Ad/Sign Holder. This Bottom Loading Ad Frame is made to LOAD from the bottom for easy insertion of paper. This picture frame is ideal for restaurant sign holder or for the desktop. This economical frame is made with one piece construction. This clear sign holder is easy to maintain. An damp rag and paper towel will keep this frame in good condition. This clear sign holder is a size that doesn't require custom prints. Users can create signage straight from a standard office printer.