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Shop Boy’s Sweaters at up to 90% off estimated retail! thredUP has a huge selection of gently used Boy’s Sweaters from brands like Gymboree, Baby Gap or Polo by Ralph Lauren at thredUP.

3-6 moRemove filter3TRemove filter
32 items
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    Janie and Jack Cardigan (view 2)Janie and Jack Cardigan (view 1)
    View Product: Janie and Jack Cardigan

    Janie and Jack

    Cardigan
    Size 3-6 mo
    $12.99
    71% off estimated retail
    ChubbyBubbyBear Cardigan (view 2)ChubbyBubbyBear Cardigan (view 1)
    View Product: ChubbyBubbyBear Cardigan

    ChubbyBubbyBear

    Cardigan
    Size 3T
    $25.99
    59% off estimated retail
    Little Lad Cardigan (view 2)Little Lad Cardigan (view 1)
    View Product: Little Lad Cardigan

    Little Lad

    Cardigan
    Size 3T
    $22.99
    66% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $13.99 $11.19 20% off with code HOTDEAL
    58% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Columbia Cardigan (view 2)Columbia Cardigan (view 1)
    View Product: Columbia Cardigan

    Columbia

    Cardigan
    Size 3-6 mo
    $10.99 $8.79 20% off with code HOTDEAL
    69% off estimated retail
    J.G. Hook Cardigan (view 2)J.G. Hook Cardigan (view 1)
    View Product: J.G. Hook Cardigan

    J.G. Hook

    Cardigan
    Size 3T
    $18.99 $14.24 25% off with code HOTDEAL
    64% off estimated retail
    Feltman Brothers Cardigan (view 2)Feltman Brothers Cardigan (view 1)
    View Product: Feltman Brothers Cardigan

    Feltman Brothers

    Cardigan
    Size 3T
    $15.99 $11.19 30% off with code HOTDEAL
    39% off estimated retail
    Andy & Evan Cardigan (view 2)Andy & Evan Cardigan (view 1)
    View Product: Andy & Evan Cardigan

    Andy & Evan

    Cardigan
    Size 3-6 mo
    $21.99 $16.49 25% off with code HOTDEAL
    80% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $20.99 $15.74 25% off with code HOTDEAL
    41% off estimated retail
    Janie and Jack Cardigan (view 2)Janie and Jack Cardigan (view 1)
    View Product: Janie and Jack Cardigan

    Janie and Jack

    Cardigan
    Size 3-6 mo
    $17.99 $14.39 20% off with code HOTDEAL
    66% off estimated retail
    Mud Pie Cardigan (view 2)Mud Pie Cardigan (view 1)
    View Product: Mud Pie Cardigan

    Mud Pie

    Cardigan
    Size 3-6 mo
    $17.99 $14.39 20% off with code HOTDEAL
    58% off estimated retail
    Andy & Evan Cardigan (view 2)Andy & Evan Cardigan (view 1)
    View Product: Andy & Evan Cardigan

    Andy & Evan

    Cardigan
    Size 3-6 mo
    $20.99 $13.64 35% off with code HOTDEAL
    81% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $17.99 $13.49 25% off with code HOTDEAL
    48% off estimated retail
    Classic Prep Cardigan (view 2)Classic Prep Cardigan (view 1)
    View Product: Classic Prep Cardigan

    Classic Prep

    Cardigan
    Size 3T
    $30.99 $17.04 45% off with code HOTDEAL
    78% off estimated retail
    Janie and Jack Cardigan (view 2)Janie and Jack Cardigan (view 1)
    View Product: Janie and Jack Cardigan

    Janie and Jack

    Cardigan
    Size 3-6 mo
    $18.99 $12.34 35% off with code HOTDEAL
    64% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)Price Drop
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $15.99 $11.99 25% off with code HOTDEAL
    55% off estimated retail
    Hanna Andersson Cardigan (view 2)Hanna Andersson Cardigan (view 1)Price Drop
    View Product: Hanna Andersson Cardigan

    Hanna Andersson

    Cardigan
    Size 3-6 mo
    $30.99 $15.50 50% off with code HOTDEAL
    51% off estimated retail
    Hanna Andersson Cardigan (view 2)Hanna Andersson Cardigan (view 1)
    View Product: Hanna Andersson Cardigan

    Hanna Andersson

    Cardigan
    Size 3-6 mo
    $28.99 $14.50 50% off with code HOTDEAL
    53% off estimated retail
    Tea Cardigan (view 2)Tea Cardigan (view 1)Price Drop
    View Product: Tea Cardigan

    Tea

    Cardigan
    Size 3-6 mo
    $21.99 $11.00 50% off with code HOTDEAL
    57% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)Price Drop
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $13.99 $9.09 35% off with code HOTDEAL
    58% off estimated retail
    Basics Cardigan (view 2)Basics Cardigan (view 1)
    View Product: Basics Cardigan

    Basics

    Cardigan
    Size 3-6 mo
    $12.99 $7.14 45% off with code HOTDEAL
    38% off estimated retail
    Assorted Brands Cardigan (view 2)Assorted Brands Cardigan (view 1)Price Drop
    View Product: Assorted Brands Cardigan

    Assorted Brands

    Cardigan
    Size 3T
    $21.99 $11.00 50% off with code HOTDEAL
    60% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)Price Drop
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $13.99 $8.39 40% off with code HOTDEAL
    58% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)Price Drop
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $14.24 $8.54 40% off with code HOTDEAL
    65% off estimated retail
    Old Navy Cardigan (view 2)Old Navy Cardigan (view 1)Price Drop
    View Product: Old Navy Cardigan

    Old Navy

    Cardigan
    Size 3-6 mo
    $12.99 $8.44 35% off with code HOTDEAL
    47% off estimated retail
    Duck Duck Goose Cardigan (view 2)Duck Duck Goose Cardigan (view 1)Price Drop
    View Product: Duck Duck Goose Cardigan

    Duck Duck Goose

    Cardigan
    Size 3-6 mo
    $8.99 $5.84 35% off with code HOTDEAL
    55% off estimated retail
    Baby Gap Cardigan (view 2)Baby Gap Cardigan (view 1)Price Drop
    View Product: Baby Gap Cardigan

    Baby Gap

    Cardigan
    Size 3-6 mo
    $13.99 $8.39 40% off with code HOTDEAL
    62% off estimated retail
    Gymboree Cardigan (view 2)Gymboree Cardigan (view 1)Price Drop
    View Product: Gymboree Cardigan

    Gymboree

    Cardigan
    Size 3-6 mo
    $11.24 $7.31 35% off with code HOTDEAL
    74% off estimated retail
    The Children's Place Cardigan (view 2)The Children's Place Cardigan (view 1)Price Drop
    View Product: The Children's Place Cardigan

    The Children's Place

    Cardigan
    Size 3-6 mo
    $10.99 $7.14 35% off with code HOTDEAL
    57% off estimated retail
    Finn + Emma Cardigan (view 2)Finn + Emma Cardigan (view 1)Price Drop
    View Product: Finn + Emma Cardigan

    Finn + Emma

    Cardigan
    Size 3-6 mo
    $16.24 $9.74 40% off with code HOTDEAL
    80% off estimated retail
    baby boxer Cardigan (view 2)baby boxer Cardigan (view 1)Price Drop
    View Product: baby boxer Cardigan

    baby boxer

    Cardigan
    Size 3-6 mo
    $8.99 $5.84 35% off with code HOTDEAL
    55% off estimated retail
    Finn + Emma Cardigan (view 2)Finn + Emma Cardigan (view 1)Price Drop
    View Product: Finn + Emma Cardigan

    Finn + Emma

    Cardigan
    Size 3-6 mo
    $16.24 $10.56 35% off with code HOTDEAL
    83% off estimated retail
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