From Trick or Treat Studios. Trick or Treat Studios is proud to present the officially licensed, Trick 'r Treat - Sam O' Lantern Bag! This beautiful bag, made using vegan leather, features a large single pocket opening with two interior side pockets for ample storage and organization. The adjustable strap allows for a perfect fit! Get yourself the Trick 'r Treat Sam O' Lantern Bag and abide by all the rules of the greatest night of the year, Halloween!