Theory

(31.2K 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 women's white blouseTheory women's white blouse
    Theory women's white blouseTheory women's white blouse

    Theory

    S

    $9.00

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

    Theory

    2

    $7.00

    $5.95

  3. Theory women's grey jumperTheory women's grey jumper
    Theory women's grey jumperTheory women's grey jumper

    Theory

    S

    $10.00

  4. Theory women's brown trousersTheory women's brown trousers
    Theory women's brown trousersTheory women's brown trousers

    Theory

    0

    $18.00

    $16.00

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

    Theory

    L

    $11.50

  6. Theory women's grey jacketTheory women's grey jacket
    Theory women's grey jacketTheory women's grey jacket

    Theory

    S

    $25.00

  7. Theory men's blue polo shirtsTheory men's blue polo shirts
    Theory men's blue polo shirtsTheory men's blue polo shirts

    Theory

    L

    $24.00

  8. Theory women's black and grey blouseTheory women's black and grey blouse
    Theory women's black and grey blouseTheory women's black and grey blouse

    Theory

    S

    $9.00

  9. Theory men's black polo shirtsTheory men's black polo shirts
    Theory men's black polo shirtsTheory men's black polo shirts

    Theory

    XL

    $15.00

  10. 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

  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 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

  13. Theory women's white and cream vestTheory women's white and cream vest
    Theory women's white and cream vestTheory women's white and cream vest

    Theory

    XS

    $6.00

  14. Theory women's blue jeansTheory women's blue jeans
    Theory women's blue jeansTheory women's blue jeans

    Theory

    2

    $8.00

  15. Theory women's preloved white and blue minimalist preppy twee dressTheory women's preloved white and blue minimalist preppy twee dress
    Theory women's preloved white and blue minimalist preppy twee dressTheory women's preloved white and blue minimalist preppy twee dress

    Theory

    4

    $22.00

    $16.00

  16. Theory women's khaki and green trousersTheory women's khaki and green trousers
    Theory women's khaki and green trousersTheory women's khaki and green trousers

    Theory

    10

    $16.00

    $15.20

  17. 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

  18. Theory women's black blouseTheory women's black blouse
    Theory women's black blouseTheory women's black blouse

    Theory

    Other

    $5.00

  19. Theory women's white sweatshirtTheory women's white sweatshirt
    Theory women's white sweatshirtTheory women's white sweatshirt

    Theory

    S

    $12.00

    $8.00

  20. Theory women's black blouseTheory women's black blouse
    Theory women's black blouseTheory women's black blouse

    Theory

    L

    $10.00

  21. Theory women's blue and grey t-shirtTheory women's blue and grey t-shirt
    Theory women's blue and grey t-shirtTheory women's blue and grey t-shirt

    Theory

    L

    $4.00

  22. Theory women's black and navy t-shirtTheory women's black and navy t-shirt
    Theory women's black and navy t-shirtTheory women's black and navy t-shirt

    Theory

    XS

    $5.00

  23. Theory men's white and grey shortsTheory men's white and grey shorts
    Theory men's white and grey shortsTheory men's white and grey shorts

    Theory

    32"

    $15.00

    $11.25

  24. Theory women's designer preloved burgundy minimalist chic preppy tailored trousersTheory women's designer preloved burgundy minimalist chic preppy tailored trousers
    Theory women's designer preloved burgundy minimalist chic preppy tailored trousersTheory women's designer preloved burgundy minimalist chic preppy tailored trousers

    Theory

    10

    $37.00

    $27.75