Threadless

costume

Transform your look with our imaginative costume collection at Threadless! Dive into a realm of creativity with artist-designed t-shirts, hoodies, and accessories perfect for costume parties or everyday style adventures. Unleash your alter ego with our wide array of designs that celebrate the playful and theatrical side of fashion!
  1. Cat in a dragon costume
    Cat in a dragon costume by makart
  2. Alien Gray Human Costume by Tobe Fonseca
    Alien Gray Human Costume by Tobe Fonseca by tobefonseca
  3. Unicorn Girl
    Unicorn Girl by pinkcheeks
  4. Monkey D. Capy
    Monkey D. Capy by kooky love
  5. Gordy
    Gordy by cudrigmor
  6. Grim Grinning Sweets
    Grim Grinning Sweets by cudrigmor
  7. Cute cat  in a dragon costume
    Cute cat in a dragon costume by makart
  8. Kaiju Battle Player 0-1
    Kaiju Battle Player 0-1 by Kaijurealm
  9. Office Chat
    Office Chat by Glennz
  10. all gender : Un jour Ă  la fois
    all gender : Un jour Ă  la fois by Charbataille
  11. Halloween mask
    Halloween mask by Charbataille
  12. The Horrors Persist But So Do I - Silly Goose by Tobe Fonseca
    The Horrors Persist But So Do I - Silly Goose by Tobe Fonseca by tobefonseca
  13. Halloween 2025 Halloween Pucky
    Halloween 2025 Halloween Pucky by Breakingcatnews
  14. Hoppy Halloween Witch Bunny
    Hoppy Halloween Witch Bunny by laura_graves
  15. Clown Around (And Find Out)
    Clown Around (And Find Out) by samheimer
  16. Virgin Bride of Frankenstein
    Virgin Bride of Frankenstein by halloweenshop
  17. Super Reporter
    Super Reporter by spike00
  18. all gender : Bunny
    all gender : Bunny by Charbataille
  19. Pupkins!
    Pupkins! by MadeWithAwesome
  20. Boo baby
    Boo baby by Charbataille
  21. Spirit of Halloween
    Spirit of Halloween by Bosatsu
  22. Storytellers
    Storytellers by Recycledwax
  23. Rabbit Wrestler
    Rabbit Wrestler by speakerine
  24. it’s time
    it’s time by poorlycatdraw
  25. Halloween Library
    Halloween Library by Taylor_Ross1
  26. Camouflage
    Camouflage by nes-k
  27. Pink Warriors
    Pink Warriors by Ilustrata
  28. Canadian Goose
    Canadian Goose by dschwen
  29. Kaiju Battle Play
    Kaiju Battle Play by pigboom-art
  30. A Cat on Titans
    A Cat on Titans by vincenttrinidad
  31. Halloween Kittens
    Halloween Kittens by Taylor_Ross1
  32. Cat Wrestler
    Cat Wrestler by speakerine
  33. Draw me
    Draw me by rocketmantees
  34. Carton Robots
    Carton Robots by ben chen
  35. Cat Fish
    Cat Fish by vincenttrinidad
  36. banana cat
    banana cat by poorlycatdraw
  37. Kid on a Leash
    Kid on a Leash by rodrigobhz
  38. It's Spooky Season Ya'll
    It's Spooky Season Ya'll by CatLadyart
  39. Double rat
    Double rat by benangbaja
  40. COSTUME PARTY
    COSTUME PARTY by NARNIAZ
  41. A Costume That Cuts the Mustard
    A Costume That Cuts the Mustard by DRO72
  42. Meowleficent
    Meowleficent by danielteres
  43. year of the dragon
    year of the dragon by poorlycatdraw
  44. Omg It's A Flipping Vampire
    Omg It's A Flipping Vampire by DRO72
  45. Mutant Animals
    Mutant Animals by vincenttrinidad
  46. Put on a Happy Face Literally
    Put on a Happy Face Literally by glitchygorilla
  47. Halloween Boy
    Halloween Boy by vincenttrinidad
  48. Arr, Let O' Me Nuts
    Arr, Let O' Me Nuts by pilihp

Step into a world of imagination and self-expression with the costume collection at Threadless. Whether you're gearing up for a themed party, a cosplay event, or simply want to infuse a hint of whimsy into your everyday wardrobe, our artist-designed apparel and accessories provide endless opportunities for creative transformations. Explore our assortment of t-shirts and hoodies that feature vibrant, imaginative designs perfect for crafting your unique look. From mythical creatures and heroic characters to eerie motifs and magical lands, each piece captures the essence of costume-inspired style. Beyond apparel, our collection includes playful accessories such as tote bags, phone cases, and stickers—each ready to add a splash of fantasy to your ensemble or space. Discover costume-inspired wall art that can transform any room into a theater of dreams. Unleash the power of transformation and let your imagination take center stage with Threadless' costume collection. Perfect for cosplay enthusiasts, theater fans, and anyone looking to make everyday life a bit more magical!