Unlike the titular superhero, you want everyone to know your identity - and that it's your birthday and how old you are! This LEGO® Batman™ Add-An-Age Banner is perfect! Shop more LEGO® Batman™ party decorations on this website. Paper. Includes 10 ft. 1/2" x 10" banner, 24 attachable pieces and 5 pieces of double-sided tape. Features 0-9 and ST, ND, RD, and TH. © 2017 WBEI and DC Comics. © 2017 The LEGO Group.