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Costumes / Dress-up

A Mighty Girl's costume collection features over 400 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 625 items
  1. Deluxe Hermione Granger Costume Set Deluxe Hermione Granger Costume Set
    $55.99
  2. Amelia Earhart Tween Costume Amelia Earhart Tween Costume
    $26.32
  3. Rosie the Riveter Kids Costume Rosie the Riveter Kids Costume
    $30.95
  4. Susan B. Anthony / Harriet Tubman Child Costume Susan B. Anthony / Harriet Tubman Child Costume
    $25.26
  5. Suffragist Child Costume Suffragist Child Costume
    $21.65
  6. Captain Marvel Deluxe Costume Captain Marvel Deluxe Costume
    $19.99
  7. Dora Milaje Child Costume Dora Milaje Child Costume
    $29.33
  8. Forces of Destiny Leia Organa Costume Forces of Destiny Leia Organa Costume
    $24.98
  9. Ms. Frizzle Toddler Costume Ms. Frizzle Toddler Costume
    $29.99
  10. The Incredibles Violet Costume The Incredibles Violet Costume
    $19.20
  11. A League of Their Own Youth Costume A League of Their Own Youth Costume
    $39.99
  12. Warrior Knight Costume Warrior Knight Costume
    $49.99
  13. Sally (Nightmare Before Christmas) Costume Sally (Nightmare Before Christmas) Costume
    $33.20
  14. Captain Marvel Adult Costume Captain Marvel Adult Costume
    $37.30
  15. Storybook Alice Costume Storybook Alice Costume
    $38.03
  16. Miraculous Ladybug Costume Miraculous Ladybug Costume
    $21.81
  17. Spider-Gwen Costume Spider-Gwen Costume
    $32.99
  18. Judge / Justice Child Costume Judge / Justice Child Costume
    $19.95
  19. She-Ra Child Costume She-Ra Child Costume
    $32.99
  20. Greek Goddess Costume Greek Goddess Costume
    $29.99
  21. Rey Costume (Star Wars) Rey Costume (Star Wars)
    $24.83
  22. Mary Poppins Child Costume Mary Poppins Child Costume
    $19.25
  23. Fantastic Beasts Gryffindor Robe Fantastic Beasts Gryffindor Robe
    $39.99
  24. Avengers: Endgame Quantum Suit Avengers: Endgame Quantum Suit
    $20.03
  25. Wonder Woman Cape Wonder Woman Cape
    $31.41
  26. Ms. Frizzle Women's Costume Dress Ms. Frizzle Women's Costume Dress
    $10.49
  27. Amelia Earhart Toddler Costume Amelia Earhart Toddler Costume
    $29.99
  28. Toothless the Dragon Kigurumi Toothless the Dragon Kigurumi
    $84.00
  29. Noble Knight Costume Noble Knight Costume
    $24.61
  30. Eleven's Dress (Stranger Things) Eleven's Dress (Stranger Things)
    $23.88
  31. Captain Marvel Light-Up Costume Captain Marvel Light-Up Costume
    $39.99
  32. Pirate Buccaneer Costume Pirate Buccaneer Costume
    $17.99
  33. Luna Lovegood Costume Set Luna Lovegood Costume Set
    $60.12
  34. Moaning Myrtle Adult Costume Moaning Myrtle Adult Costume
    $89.95
  35. Triceratops Dinosaur Costume Triceratops Dinosaur Costume
    $34.87
  36. Totoro Child's Costume Totoro Child's Costume
    $23.99
1–36 of 625 items