Party Bags with Train Tags Favors Create these easy to make Thomas the Engine party bags that your guests will love! Supplies: 1 paper bag, lunch size Printable bag decoration  Printable train tag  All-purpose white glue or tape Safety scissors Instructions: Count out enough brown bags for each of your party guests. Print out the bag decoration  and party tags . Decorate each of the bags and personalize them with the party tags. Fill them with fun party favors, including the Thomas and Friends puzzles!