Theory

(30.8K results)

Theory is a New York-based fashion label that sells menswear and womenswear. Shop a range of new designs with us today and pick up some preowned Theory clothing in just a few clicks. Upgrade your outerwear collection and look for a new-to-you coat in a classic style, made from a wool and cashmere mix or featuring checkered patterns and more. Discover lots of other secondhand pieces designed by this clothing brand on Depop.

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  1. Theory men's preloved black polo shirtsTheory men's preloved black polo shirts
    Theory men's preloved black polo shirtsTheory men's preloved black polo shirts

    Theory

    M

    $15.00

    $7.50

  2. Theory women's black and green jacketTheory women's black and green jacket
    Theory women's black and green jacketTheory women's black and green jacket

    Theory

    10

    $10.00

  3. Theory women's brown and tan trousersTheory women's brown and tan trousers
    Theory women's brown and tan trousersTheory women's brown and tan trousers

    Theory

    2

    $12.00

  4. Theory women's blue and green shirtTheory women's blue and green shirt
    Theory women's blue and green shirtTheory women's blue and green shirt

    Theory

    S

    $18.00

    $10.00

  5. Theory women's grey and black jeansTheory women's grey and black jeans
    Theory women's grey and black jeansTheory women's grey and black jeans

    Theory

    4

    $15.00

  6. Theory women's black trousersTheory women's black trousers
    Theory women's black trousersTheory women's black trousers

    Theory

    2

    $10.00

    $7.50

  7. Theory women's blue shirtTheory women's blue shirt

    Theory

    S

    $15.00

  8. Theory women's white blouseTheory women's white blouse
    Theory women's white blouseTheory women's white blouse

    Theory

    S

    $8.00

  9. Theory women's brown vestTheory women's brown vest
    Theory women's brown vestTheory women's brown vest

    Theory

    S

    $25.00

  10. Theory women's black trousersTheory women's black trousers
    Theory women's black trousersTheory women's black trousers

    Theory

    M

    $10.00

  11. Theory women's black and navy sweatshirtTheory women's black and navy sweatshirt
    Theory women's black and navy sweatshirtTheory women's black and navy sweatshirt

    Theory

    S

    $9.00

  12. Theory men's black t-shirtTheory men's black t-shirt
    Theory men's black t-shirtTheory men's black t-shirt

    Theory

    S

    $6.00

    $1.50

  13. Theory men's blue and navy polo shirtsTheory men's blue and navy polo shirts
    Theory men's blue and navy polo shirtsTheory men's blue and navy polo shirts

    Theory

    L

    $6.00

  14. Theory women's black jacketTheory women's black jacket
    Theory women's black jacketTheory women's black jacket

    Theory

    L

    $11.50

  15. Theory women's preloved navy and blue minimalist twee preppy trousersTheory women's preloved navy and blue minimalist twee preppy trousers
    Theory women's preloved navy and blue minimalist twee preppy trousersTheory women's preloved navy and blue minimalist twee preppy trousers

    Theory

    4

    $20.00

  16. Theory women's white shirtTheory women's white shirt
    Theory women's white shirtTheory women's white shirt

    Theory

    M

    $4.00

  17. Theory women's jumperTheory women's jumper
    Theory women's jumperTheory women's jumper

    Theory

    M

    $42.00

    $27.30

  18. Theory men's green jumperTheory men's green jumper
    Theory men's green jumperTheory men's green jumper

    Theory

    M

    $28.00

  19. Theory women's brown and tan shirtTheory women's brown and tan shirt
    Theory women's brown and tan shirtTheory women's brown and tan shirt

    Theory

    M

    $8.00

  20. Theory women's black and grey jumperTheory women's black and grey jumper
    Theory women's black and grey jumperTheory women's black and grey jumper

    Theory

    M

    $6.00

  21. Theory women's multi colour vestTheory women's multi colour vest
    Theory women's multi colour vestTheory women's multi colour vest

    Theory

    S

    $5.00

  22. Theory women's black trousersTheory women's black trousers
    Theory women's black trousersTheory women's black trousers

    Theory

    12

    $9.00

  23. Theory women's grey and green trousersTheory women's grey and green trousers
    Theory women's grey and green trousersTheory women's grey and green trousers

    Theory

    4

    $15.00

  24. Theory women's black dressTheory women's black dress
    Theory women's black dressTheory women's black dress

    Theory

    8

    $5.00