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Costumes / Dress-up

A Mighty Girl's costume collection features hundreds of fun and empowering costumes for Halloween or dress-up play anytime of year. For spooky or Halloween-themed Mighty Girl books and movies, visit our Halloween special feature for a wide array of bewitching selections!
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1–36 of 391 items
  1. Hermione Granger Gryffindor Robes Hermione Granger Gryffindor Robes
    $29.99 A$79.15 £28.00
  2. Suffragist Child Costume Suffragist Child Costume
    $29.96 C$34.93 A$47.06 £23.81
  3. Rosie the Riveter Kids Costume Rosie the Riveter Kids Costume
    $35.43 C$59.45 A$57.59
  4. Elsa (Frozen II) Deluxe Costume Elsa (Frozen II) Deluxe Costume
    $27.33 C$54.27 A$51.63 £38.36
  5. Rockford Peaches Child Costume Rockford Peaches Child Costume
    $38.99 C$53.64
  6. Ms. Frizzle Toddler Costume Ms. Frizzle Toddler Costume
    $29.99 C$123.93 A$46.18
  7. Violet (Incredibles) Toddler / Preschooler Costume Violet (Incredibles) Toddler / Preschooler Costume
    $26.12
  8. Susan B. Anthony Costume Susan B. Anthony Costume
    $39.99
  9. Little Adventures Alice Costume Little Adventures Alice Costume
    $39.99 A$67.03
  10. Totoro Child's Costume Totoro Child's Costume
    $33.98 £23.25
  11. Preschooler Hocus Pocus Witch Costume Preschooler Hocus Pocus Witch Costume
    $30.71 C$84.80 A$51.41 £56.00
  12. Florence Nightingale Costume Florence Nightingale Costume
    $39.99
  13. Raya Caped Warrior Costume Raya Caped Warrior Costume
    $24.99
  14. Child / Tween Robin Hood Costume Child / Tween Robin Hood Costume
    $28.04 C$40.94
  15. Luna Lovegood Costume Set Luna Lovegood Costume Set
    C$53.16 A$54.53
  16. Wizard of Oz Wicked Witch Costume Wizard of Oz Wicked Witch Costume
    $34.06 A$44.70 £23.35
  17. Pioneer Prairie Girl Costume Pioneer Prairie Girl Costume
    $27.80 C$35.34
  18. A League of Their Own Youth Costume A League of Their Own Youth Costume
    $54.99 C$100.12 A$206.61
  19. Sally (Nightmare Before Christmas) Costume Sally (Nightmare Before Christmas) Costume
    $24.60 C$44.26 A$47.48
  20. Noble Knight Costume Noble Knight Costume
    $34.50 A$55.95
  21. Rey (The Last Jedi) Deluxe Costume Rey (The Last Jedi) Deluxe Costume
    $8.03 C$85.71 A$49.69
  22. Mulan (Live Action) Costume Mulan (Live Action) Costume
    $49.99
  23. Anna (Frozen II) Deluxe Costume Anna (Frozen II) Deluxe Costume
    $41.99 C$59.99 A$69.48
  24. Supergirl Jumpsuit Costume Supergirl Jumpsuit Costume
    $37.99 A$59.46 £54.41
  25. Carmen Sandiego Child Costume Carmen Sandiego Child Costume
    $59.99 A$101.11
  26. Minions Onesie Costume Minions Onesie Costume
    $32.75
  27. Mira, Royal Detective Costume Mira, Royal Detective Costume
    $41.29
  28. Wednesday Addams Family Costume Wednesday Addams Family Costume
    $24.80 A$43.54 £22.73
  29. Storybook Witch Toddler Costume Storybook Witch Toddler Costume
    $32.93 C$41.59
  30. Merida Costume Merida Costume
    $70.00 A$133.95 £201.44
  31. Mary Poppins Child Costume Mary Poppins Child Costume
    $18.76 £43.20
  32. Captain Marvel Costume Captain Marvel Costume
    $20.23 C$38.09 A$37.15 £22.24
  33. Spider-Gwen Costume Spider-Gwen Costume
    $28.99 C$79.39
  34. Forces of Destiny Leia Organa Costume Forces of Destiny Leia Organa Costume
    $53.99
  35. Ms. Marvel (Marvel Rising) Costume Ms. Marvel (Marvel Rising) Costume
    $29.79 C$41.39 A$46.31 £27.27
  36. Queen Anna (Frozen II) Costume Queen Anna (Frozen II) Costume
    $19.99 C$64.87 A$86.23
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1–36 of 391 items