Linus Ullmark Boston Bruins Autographed NHL Hockey Goalie Replica Mini-Mask Autographed mini-mask from Bruins star goalie Linus Ullmark; authenticated by Fanatics This officially licensed mask has been hand-signed by Boston Bruins star goalie Linus Ullmark. All autographed memorabilia includes a certificate of authenticity and matching hologram. Hand-signed by Boston Bruins star goalie Linus UllmarkSignature is bold and clear on the maskOfficially licensed NHL hockey goalie maskIncludes Fanatics serially-numbered certificate of authenticity and matching hologram