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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.

IvoryRemove filter5TRemove filter12-18 moRemove filter3-6 moRemove filter3TRemove filter6Remove filter
25 items
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    Baby Gap Turtleneck Sweater (view 2)Baby Gap Turtleneck Sweater (view 1)
    View Product: Baby Gap Turtleneck Sweater

    Baby Gap

    Turtleneck Sweater
    Size 12-18 mo
    $14.99 $8.24 45% off with code GOBIG
    59% off estimated retail
    Polo by Ralph Lauren Pullover Sweater (view 2)Polo by Ralph Lauren Pullover Sweater (view 1)
    View Product: Polo by Ralph Lauren Pullover Sweater

    Polo by Ralph Lauren

    Pullover Sweater
    Size 6
    $21.99 $12.09 45% off with code GOBIG
    65% off estimated retail
    Zara Pullover Sweater (view 2)Zara Pullover Sweater (view 1)
    View Product: Zara Pullover Sweater

    Zara

    Pullover Sweater
    Size 12-18 mo
    $16.99 $9.34 45% off with code GOBIG
    52% off estimated retail
    Old Navy Zip Up Hoodie (view 2)Old Navy Zip Up Hoodie (view 1)
    View Product: Old Navy Zip Up Hoodie

    Old Navy

    Zip Up Hoodie
    Size 5T
    $11.99 $6.59 45% off with code GOBIG
    33% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Dave & Bella Pullover Sweater (view 2)Dave & Bella Pullover Sweater (view 1)
    View Product: Dave & Bella Pullover Sweater

    Dave & Bella

    Pullover Sweater
    Size 6
    $18.99 $10.44 45% off with code GOBIG
    65% off estimated retail
    Tommy Hilfiger Pullover Sweater (view 2)Tommy Hilfiger Pullover Sweater (view 1)
    View Product: Tommy Hilfiger Pullover Sweater

    Tommy Hilfiger

    Pullover Sweater
    Size 6
    $17.99 $9.89 45% off with code GOBIG
    73% off estimated retail
    Gymboree Zip Up Hoodie (view 2)Gymboree Zip Up Hoodie (view 1)
    View Product: Gymboree Zip Up Hoodie

    Gymboree

    Zip Up Hoodie
    Size 12-18 mo
    $12.99 $7.14 45% off with code GOBIG
    64% off estimated retail
    Little Lad Pullover Hoodie (view 2)Little Lad Pullover Hoodie (view 1)
    View Product: Little Lad Pullover Hoodie

    Little Lad

    Pullover Hoodie
    Size 3-6 mo
    $13.99 $7.69 45% off with code GOBIG
    61% off estimated retail
    J.Crew Pullover Sweater (view 2)J.Crew Pullover Sweater (view 1)
    View Product: J.Crew Pullover Sweater

    J.Crew

    Pullover Sweater
    Size 6
    $25.99 $14.29 45% off with code GOBIG
    76% off estimated retail
    7 For All Mankind Sweatshirt (view 2)7 For All Mankind Sweatshirt (view 1)Flawed Gem
    View Product: 7 For All Mankind Sweatshirt

    7 For All Mankind

    Sweatshirt
    Size 3-6 mo
    $17.99 $9.89 45% off with code GOBIG
    67% off estimated retail
    Hurley Sweatshirt (view 2)Hurley Sweatshirt (view 1)
    View Product: Hurley Sweatshirt

    Hurley

    Sweatshirt
    Size 3T
    $18.99 $10.44 45% off with code GOBIG
    65% off estimated retail
    Zara Cardigan (view 2)Zara Cardigan (view 1)
    View Product: Zara Cardigan

    Zara

    Cardigan
    Size 6
    $27.99 $15.39 45% off with code GOBIG
    49% off estimated retail
    Lilou Cardigan (view 2)Lilou Cardigan (view 1)New With Tags
    View Product: Lilou Cardigan

    Lilou

    Cardigan
    Size 6
    $19.99 $10.99 45% off with code GOBIG
    61% off estimated retail
    Baby Gap Pullover Sweater (view 2)Baby Gap Pullover Sweater (view 1)
    View Product: Baby Gap Pullover Sweater

    Baby Gap

    Pullover Sweater
    Size 3T
    $19.99 $10.99 45% off with code GOBIG
    45% off estimated retail
    Crewcuts Outlet Pullover Sweater (view 2)Crewcuts Outlet Pullover Sweater (view 1)
    View Product: Crewcuts Outlet Pullover Sweater

    Crewcuts Outlet

    Pullover Sweater
    Size 6
    $17.99 $9.89 45% off with code GOBIG
    56% off estimated retail
    First Impressions Pullover Sweater (view 2)First Impressions Pullover Sweater (view 1)
    View Product: First Impressions Pullover Sweater

    First Impressions

    Pullover Sweater
    Size 3-6 mo
    $12.99 $7.14 45% off with code GOBIG
    71% off estimated retail
    Omamimini Sweatshirt (view 2)Omamimini Sweatshirt (view 1)
    View Product: Omamimini Sweatshirt

    Omamimini

    Sweatshirt
    Size 6
    $26.99 $14.84 45% off with code GOBIG
    58% off estimated retail
    Gymboree Pullover Sweater (view 2)Gymboree Pullover Sweater (view 1)Price Drop
    View Product: Gymboree Pullover Sweater

    Gymboree

    Pullover Sweater
    Size 12-18 mo
    $15.99 $8.79 45% off with code GOBIG
    54% off estimated retail
    Basics Cardigan (view 2)Basics Cardigan (view 1)
    View Product: Basics Cardigan

    Basics

    Cardigan
    Size 3-6 mo
    $8.99 $4.94 45% off with code GOBIG
    50% off estimated retail
    Zara Sweater Vest (view 2)Zara Sweater Vest (view 1)Price Drop
    View Product: Zara Sweater Vest

    Zara

    Sweater Vest
    Size 3-6 mo
    $8.99 $4.94 45% off with code GOBIG
    75% off estimated retail
    The Children's Place Pullover Sweater (view 2)The Children's Place Pullover Sweater (view 1)Price Drop
    View Product: The Children's Place Pullover Sweater

    The Children's Place

    Pullover Sweater
    Size 12-18 mo
    $9.99 $5.49 45% off with code GOBIG
    63% off estimated retail
    Old Navy Zip Up Hoodie (view 2)Old Navy Zip Up Hoodie (view 1)Price Drop
    View Product: Old Navy Zip Up Hoodie

    Old Navy

    Zip Up Hoodie
    Size 12-18 mo
    $8.99 $4.94 45% off with code GOBIG
    50% off estimated retail
    Old Navy Cardigan (view 2)Old Navy Cardigan (view 1)Price Drop
    View Product: Old Navy Cardigan

    Old Navy

    Cardigan
    Size 12-18 mo
    $8.99 $4.94 45% off with code GOBIG
    57% off estimated retail
    Guess Baby Pullover Hoodie (view 2)Guess Baby Pullover Hoodie (view 1)Price Drop
    View Product: Guess Baby Pullover Hoodie

    Guess Baby

    Pullover Hoodie
    Size 3-6 mo
    $9.99 $5.49 45% off with code GOBIG
    72% 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
    $7.99 $4.39 45% off with code GOBIG
    55% off estimated retail
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