This competitive solicitation seeks a contractor to furnish two types of braille mailing containers (standard and large sizes) for the National Library Service, which distributes braille books to patrons via mail. The contractor must produce preproduction samples for approval before full production, with approximately 80% standard-size and 20% large-size containers. Performance of services is not specified, but the work supports the Library’s operations. No budget amount is provided. Timelines are not mentioned beyond submission requirements.