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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 81 items
  1. Fleece Aviator Hat Fleece Aviator Hat
    $10.49
  2. Professor McGonagall (Harry Potter) Hat Professor McGonagall (Harry Potter) Hat
    $24.99
  3. Wonder Woman Cape Wonder Woman Cape
    $26.74
  4. Wizard Costume Set Wizard Costume Set
    $27.99
  5. Deluxe Batgirl Cape Deluxe Batgirl Cape
    $22.42
  6. Hooded Cloak Hooded Cloak
    $20.00
  7. Wonder Woman Sword Wonder Woman Sword
    $13.76
  8. Rey's Lightsaber Rey's Lightsaber
    $14.95
  9. Black Feather Wings Black Feather Wings
    $27.99
  10. Antenna Headband Antenna Headband
    $10.49
  11. Child's Pilot Hat Child's Pilot Hat
    $7.65
  12. 6" Handheld Brass Telescope with Wooden Box 6" Handheld Brass Telescope with Wooden Box
    $12.99
  13. Hermione Granger's Wand in Ollivander's Box Hermione Granger's Wand in Ollivander's Box
    $37.50
  14. Supergirl Cape Supergirl Cape
    $27.43
  15. Hooded Velvet Cloak Hooded Velvet Cloak
    $34.99
  16. Wizard Hat Wizard Hat
    $5.50
  17. Wonder Woman Shield Wonder Woman Shield
    $27.18
  18. Hogwarts Student Hat Hogwarts Student Hat
  19. Luna Lovegood Spectre Specs Luna Lovegood Spectre Specs
    $17.99
  20. Junior Astronaut Helmet With Sounds Junior Astronaut Helmet With Sounds
    $17.26
  21. Hogwarts Wizard Robes Hogwarts Wizard Robes
    $85.00
  22. Pirate Captain's Coat Pirate Captain's Coat
    $83.95
  23. Doctor Who 13th Doctor Sonic Screwdriver Doctor Who 13th Doctor Sonic Screwdriver
    $23.99
  24. Batgirl Mask Batgirl Mask
    $6.00
  25. Faux Fur Trimmed Cloak / Elsa from Frozen Faux Fur Trimmed Cloak / Elsa from Frozen
    $16.89
  26. Orange Monarch Butterfly Dress-Up Wings Orange Monarch Butterfly Dress-Up Wings
    $18.95
  27. Rosie the Riveter Costume Accessories Rosie the Riveter Costume Accessories
    $49.97
  28. Votes for Women Sash Votes for Women Sash
    $8.50
  29. Spider's Web Teen/Adult Poncho Spider's Web Teen/Adult Poncho
    $18.99
  30. PJ Masks Dress-Up Set PJ Masks Dress-Up Set
    $16.22
  31. Vampirina Spooktastic Spookylele Vampirina Spooktastic Spookylele
  32. Wonder Woman Shield (Child Sized) Wonder Woman Shield (Child Sized)
    $9.81
  33. Wonder Woman Caped Knee Socks Wonder Woman Caped Knee Socks
    $12.99
  34. Big Bad Wolf Hat / Puppet Big Bad Wolf Hat / Puppet
    $14.99
  35. Crushed Velvet Cloak Crushed Velvet Cloak
    $32.24
  36. Wonder Woman Crown Wonder Woman Crown
    $13.99
1–36 of 81 items