Blair Line HO Scale signs are printed in appropriate colors on thin plastic for easy assembly or placement with plastic cement or CA glue. Each set of signs includes scale sign posts which are easily inserted into predrilled holes on your train layout or diorama base. Signs are CAD designed to Federal Specifications for accuracy and authenticity. Signs make great roadside, streetside, trackside and structure details. See the entire line of Blair Line 184 HO Scale signs.