This is a Fallout Vault Boy Tee of The Month (VBToM) Set of 11 Tees from 2015. They are all size Medium and sealed in their original black wrap. Some are extremely rare and valuable.

Here are the shirt details and their corresponding dates/numbers:

VBotM-032 December 2015 -  Fallout 4 Party Boy
VBotM-031 November 2015 -  S.P.E.C.I.A.L.
VBotM-030 October 2015 -      Impartial Meditation
VBotM-029 September 2015 - Nuclear Anomaly
VBotM-028 August 2015 -       Computer Whiz
VBotM-027 July 2015 -            Tuxedo
VBotM-026 June 2015 -           Rad Resistance
VBotM-025 May 2015 -            Chemist
VBotM-024 April 2015 -            Fortune Finder
VBotM-023 March 2015 -        Gun Nut
VBotM-022 February 2015 -    Paralyzing Palm

Feel free to reach out with any questions, and check out my other auctions for more Fallout loot!