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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!
1–36 of 698 items
  1. Hermione Granger Gryffindor Robes Hermione Granger Gryffindor Robes
    $39.99 A$47.33 £23.04
  2. Amelia Earhart Tween Costume Amelia Earhart Tween Costume
    $28.78 C$46.79 A$42.80 £25.50
  3. Rosie the Riveter Kids Costume Rosie the Riveter Kids Costume
    $33.87 C$74.31 A$49.68
  4. Susan B. Anthony / Harriet Tubman Child Costume Susan B. Anthony / Harriet Tubman Child Costume
    $28.79 C$31.25 A$30.04
  5. Suffragist Child Costume Suffragist Child Costume
    $30.58 C$40.45 A$49.99
  6. Mary Poppins Adult Costume Mary Poppins Adult Costume
    $37.99 C$102.18 A$70.00
  7. Marie Curie Costume Marie Curie Costume
    $29.99 A$42.78
  8. Florence Nightingale Costume Florence Nightingale Costume
    $39.99
  9. Winter Warrior / Arya Stark Costume Winter Warrior / Arya Stark Costume
    $59.99 C$80.91 A$85.57 £51.03
  10. Child / Tween Robin Hood Costume Child / Tween Robin Hood Costume
    $33.87
  11. Noble Knight Costume Noble Knight Costume
    $24.64 A$51.99 £25.51
  12. Rey (The Last Jedi) Deluxe Costume Rey (The Last Jedi) Deluxe Costume
    $19.79 C$43.31 A$28.63 £25.51
  13. Ghost Spider Costume Ghost Spider Costume
    $31.96 C$176.36 £65.94
  14. Luna Lovegood Costume Set Luna Lovegood Costume Set
    $69.99 C$80.72 A$100.50
  15. Ms. Frizzle Women's Costume Dress Ms. Frizzle Women's Costume Dress
    $3.58 A$81.00
  16. Mulan (Live Action) Costume Mulan (Live Action) Costume
    $42.99
  17. Anna (Frozen II) Deluxe Costume Anna (Frozen II) Deluxe Costume
    $42.18 C$59.99 A$64.17 £135.00
  18. Elsa (Frozen II) Deluxe Costume Elsa (Frozen II) Deluxe Costume
    $32.99 C$48.89 A$64.17 £99.82
  19. Supergirl Jumpsuit Costume Supergirl Jumpsuit Costume
    $37.99 C$85.65 A$64.99 £34.00
  20. Wonder Woman 1984 Costume Wonder Woman 1984 Costume
    $37.99
  21. Odd Squad Agent Costume Odd Squad Agent Costume
    $44.99 C$60.68 A$64.17
  22. Storybook Witch Toddler Costume Storybook Witch Toddler Costume
    $30.62 C$41.59 £29.76
  23. Merida Costume Merida Costume
    $59.99
  24. Annie Oakley Costume Annie Oakley Costume
    $24.33 C$80.29 A$50.95
  25. Rockford Peaches Child Costume Rockford Peaches Child Costume
    $36.99 C$53.64
  26. Mary Poppins Child Costume Mary Poppins Child Costume
    $21.93 C$30.30 £43.20
  27. Suffragist Costume Suffragist Costume
    $33.12 C$37.08 A$56.99 £27.07
  28. Captain Marvel Deluxe Costume Captain Marvel Deluxe Costume
    $11.25 C$28.10 A$40.97 £22.48
  29. Dora Milaje Child Costume Dora Milaje Child Costume
    $28.90
  30. Forces of Destiny Leia Organa Costume Forces of Destiny Leia Organa Costume
    $43.00 C$63.62 A$59.99
  31. Ms. Frizzle Toddler Costume Ms. Frizzle Toddler Costume
    $29.99 C$123.93 A$42.80
  32. Ms. Marvel (Marvel Rising) Costume Ms. Marvel (Marvel Rising) Costume
    $12.06 C$44.35 A$22.25 £32.87
  33. Judge / Justice Adult Costume Judge / Justice Adult Costume
    $23.45 C$34.05 A$39.99
  34. Elsa (Frozen II) Deluxe Adult Costume Elsa (Frozen II) Deluxe Adult Costume
    $41.49 C$66.46 A$85.57 £38.76
  35. Queen Anna (Frozen II) Costume Queen Anna (Frozen II) Costume
    $39.99
  36. Wonder Woman 1984 Golden Eagle Armor Costume Wonder Woman 1984 Golden Eagle Armor Costume
    $32.99
1–36 of 698 items