1 empty vial of Pfizer-BioNTech COVID-19 vaccine; flat-bottomed vial; clear glass; circular metal cap/lid; black and white label; label reads: "Pfizer-BioNTech COVID-19 Vaccine / After dilution, vial contains 6 doses of 0.3 mL / For intramuscular use. Contains no preservative. / For use under Emergency Use Authorization." as well as additional information about dilution and storage; there is a small vertical barcode on the right hand side of the label, and "PAA165969" on the left hand side; the label also indicates the lot number and expiration: "Lot/Exp / FA9099 / 11/2021"; the number "255" has been handwritten on the bottom of the vial in permanent marker; administered in Langley at the Langley Events Centre.