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Shop a vast selection of secondhand women's t-shirts from Theory, including items on sale. All up to 90% off estimated retail. Discover more like-new clothes and accessories at thredUP!

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80 items
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    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $16.99
    77% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $19.99
    73% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $22.99
    81% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $23.99
    76% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $23.99
    73% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $30.99
    66% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $21.99
    76% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Lg
    $16.99
    80% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $36.99
    67% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $24.99
    70% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $26.99
    70% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Lg
    $19.99
    73% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $23.99
    76% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $14.99
    80% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $25.99
    69% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $19.99
    73% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $20.99
    80% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $16.99
    80% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Lg
    $19.99
    73% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $21.99
    78% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $18.99
    74% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Lg
    $20.99
    72% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $15.99
    78% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $25.99
    69% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $23.99
    68% off estimated retail
    Theory Sleeveless T-Shirt (view 2)Theory Sleeveless T-Shirt (view 1)
    View Product: Theory Sleeveless T-Shirt

    Theory

    Sleeveless T-Shirt
    Size Sm
    $16.99
    77% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $21.99
    70% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $17.99
    78% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $22.99
    74% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $28.99
    68% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Lg
    $36.99
    83% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $20.99
    77% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Lg
    $20.99
    72% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Lg
    $32.99
    68% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $21.99
    78% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Lg
    $21.99
    76% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $23.99 $15.59 35% off with code HOTDEAL
    76% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $31.99 $17.59 45% off with code HOTDEAL
    69% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $17.99 $11.69 35% off with code HOTDEAL
    80% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $21.99 $13.19 40% off with code HOTDEAL
    76% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size 00
    $16.99 $12.74 25% off with code HOTDEAL
    80% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $26.99 $16.19 40% off with code HOTDEAL
    70% off estimated retail
    Theory 3/4 Sleeve T-Shirt (view 2)Theory 3/4 Sleeve T-Shirt (view 1)
    View Product: Theory 3/4 Sleeve T-Shirt

    Theory

    3/4 Sleeve T-Shirt
    Size Sm
    $28.99 $17.39 40% off with code HOTDEAL
    65% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $23.99 $14.39 40% off with code HOTDEAL
    73% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $20.99 $12.59 40% off with code HOTDEAL
    80% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $28.99 $15.94 45% off with code HOTDEAL
    68% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $21.99 $13.19 40% off with code HOTDEAL
    76% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $19.99
    73% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Lg
    $21.99 $14.29 35% off with code HOTDEAL
    78% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $21.99 $13.19 40% off with code HOTDEAL
    78% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $18.99 $11.39 40% off with code HOTDEAL
    81% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $31.99 $19.19 40% off with code HOTDEAL
    69% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $25.99 $14.29 45% off with code HOTDEAL
    75% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $18.99 $11.39 40% off with code HOTDEAL
    81% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $23.99 $14.39 40% off with code HOTDEAL
    76% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $31.99 $19.19 40% off with code HOTDEAL
    74% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $18.99 $12.34 35% off with code HOTDEAL
    81% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $24.99 $12.50 50% off with code HOTDEAL
    72% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $31.99 $19.19 40% off with code HOTDEAL
    69% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Lg
    $59.99 $44.99 25% off with code HOTDEAL
    20% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $25.99 $14.29 45% off with code HOTDEAL
    75% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $25.99 $14.29 45% off with code HOTDEAL
    75% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size XS
    $25.99 $15.59 40% off with code HOTDEAL
    75% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size XS
    $20.99 $13.64 35% off with code HOTDEAL
    77% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size 2X Plus
    $22.99 $14.94 35% off with code HOTDEAL
    77% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $22.99 $11.50 50% off with code HOTDEAL
    81% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $32.99 $16.50 50% off with code HOTDEAL
    73% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $25.99 $13.00 50% off with code HOTDEAL
    76% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Lg
    $31.99 $19.19 40% off with code HOTDEAL
    74% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $22.99 $8.05 65% off with code HOTDEAL
    79% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $28.99
    70% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $35.99 $16.20 55% off with code HOTDEAL
    71% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $72.99 $40.14 45% off with code HOTDEAL
    19% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $23.99 $8.40 65% off with code HOTDEAL
    78% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $72.99 $40.14 45% off with code HOTDEAL
    19% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $81.99 $28.70 65% off with code HOTDEAL
    19% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Sm
    $28.99 $11.60 60% off with code HOTDEAL
    76% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)Price Drop
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Med
    $72.99 $29.20 60% off with code HOTDEAL
    35% off estimated retail
    Theory Short Sleeve T-Shirt (view 2)Theory Short Sleeve T-Shirt (view 1)Price Drop
    View Product: Theory Short Sleeve T-Shirt

    Theory

    Short Sleeve T-Shirt
    Size Sm
    $26.99 $10.80 60% off with code HOTDEAL
    74% off estimated retail
    Theory Long Sleeve T-Shirt (view 2)Theory Long Sleeve T-Shirt (view 1)Price Drop
    View Product: Theory Long Sleeve T-Shirt

    Theory

    Long Sleeve T-Shirt
    Size Med
    $28.99 $13.05 55% off with code HOTDEAL
    76% off estimated retail
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