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Boys' tops come in such a variety of styles and colors, they're the perfect way to start planning an entire outfit. Shop at thredUP when you're looking for an excellent selection of like-new boys' tops that range from casual to dressy and at prices up to 90% off estimated retail.

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47 items
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    Zara Baby Short Sleeve T-Shirt (view 2)Zara Baby Short Sleeve T-Shirt (view 1)
    View Product: Zara Baby Short Sleeve T-Shirt

    Zara Baby

    Short Sleeve T-Shirt
    Size 12-18 mo
    $8.99
    40% off estimated retail
    Zara Baby Pullover Sweater (view 2)Zara Baby Pullover Sweater (view 1)
    View Product: Zara Baby Pullover Sweater

    Zara Baby

    Pullover Sweater
    Size 12-18 mo
    $15.99
    55% off estimated retail
    Timberland Sweatshirt (view 2)Timberland Sweatshirt (view 1)
    View Product: Timberland Sweatshirt

    Timberland

    Sweatshirt
    Size 3T
    $22.99
    68% off estimated retail
    H&M Pullover Hoodie (view 2)H&M Pullover Hoodie (view 1)
    View Product: H&M Pullover Hoodie

    H&M

    Pullover Hoodie
    Size 5T
    $13.99
    48% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Huntington Beach Club Zip Up Hoodie (view 2)Huntington Beach Club Zip Up Hoodie (view 1)
    View Product: Huntington Beach Club Zip Up Hoodie

    Huntington Beach Club

    Zip Up Hoodie
    Size 3T
    $20.99
    61% off estimated retail
    Kidtopia Pullover Sweater (view 2)Kidtopia Pullover Sweater (view 1)
    View Product: Kidtopia Pullover Sweater

    Kidtopia

    Pullover Sweater
    Size 3T
    $13.99
    39% off estimated retail
    Baby Gap Long Sleeve Button-Down Shirt (view 2)Baby Gap Long Sleeve Button-Down Shirt (view 1)
    View Product: Baby Gap Long Sleeve Button-Down Shirt

    Baby Gap

    Long Sleeve Button-Down Shirt
    Size 5T
    $11.99
    55% off estimated retail
    Tommy Bahama Zip Up Hoodie (view 2)Tommy Bahama Zip Up Hoodie (view 1)
    View Product: Tommy Bahama Zip Up Hoodie

    Tommy Bahama

    Zip Up Hoodie
    Size 3T
    $19.99
    55% off estimated retail
    Carter's Pullover Sweater (view 2)Carter's Pullover Sweater (view 1)
    View Product: Carter's Pullover Sweater

    Carter's

    Pullover Sweater
    Size 3T
    $13.99
    65% off estimated retail
    Mori Short Sleeve T-Shirt (view 2)Mori Short Sleeve T-Shirt (view 1)
    View Product: Mori Short Sleeve T-Shirt

    Mori

    Short Sleeve T-Shirt
    Size 12-18 mo
    $9.99
    54% off estimated retail
    BucketFeet Sweatshirt (view 2)BucketFeet Sweatshirt (view 1)
    View Product: BucketFeet Sweatshirt

    BucketFeet

    Sweatshirt
    Size 3T
    $17.99 $13.49 25% off with code SHINE
    50% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)New With Tags
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 3T
    $17.99 $12.59 30% off with code SHINE
    55% off estimated retail
    Art & Eden Sweatshirt (view 2)Art & Eden Sweatshirt (view 1)
    View Product: Art & Eden Sweatshirt

    Art & Eden

    Sweatshirt
    Size 3T
    $16.99 $13.59 20% off with code SHINE
    52% off estimated retail
    Zara Baby Pullover Sweater (view 2)Zara Baby Pullover Sweater (view 1)
    View Product: Zara Baby Pullover Sweater

    Zara Baby

    Pullover Sweater
    Size 12-18 mo
    $13.99 $10.49 25% off with code SHINE
    61% off estimated retail
    Zara Sweatshirt (view 2)Zara Sweatshirt (view 1)New With Tags
    View Product: Zara Sweatshirt

    Zara

    Sweatshirt
    Size 3-6 mo
    $11.99 $9.59 20% off with code SHINE
    53% off estimated retail
    Zara Zip Up Hoodie (view 2)Zara Zip Up Hoodie (view 1)
    View Product: Zara Zip Up Hoodie

    Zara

    Zip Up Hoodie
    Size 12-18 mo
    $13.99 $10.49 25% off with code SHINE
    51% off estimated retail
    True Religion Short Sleeve T-Shirt (view 2)True Religion Short Sleeve T-Shirt (view 1)
    View Product: True Religion Short Sleeve T-Shirt

    True Religion

    Short Sleeve T-Shirt
    Size 3T
    $12.99 $10.39 20% off with code SHINE
    76% off estimated retail
    Burt's Bees Baby Sweatshirt (view 2)Burt's Bees Baby Sweatshirt (view 1)
    View Product: Burt's Bees Baby Sweatshirt

    Burt's Bees Baby

    Sweatshirt
    Size 3-6 mo
    $11.99 $9.59 20% off with code SHINE
    20% off estimated retail
    Baby Gap Outlet Short Sleeve Button-Down Shirt (view 2)Baby Gap Outlet Short Sleeve Button-Down Shirt (view 1)
    View Product: Baby Gap Outlet Short Sleeve Button-Down Shirt

    Baby Gap Outlet

    Short Sleeve Button-Down Shirt
    Size 12-18 mo
    $8.99 $7.19 20% off with code SHINE
    18% off estimated retail
    Albetta Long Sleeve T-Shirt (view 2)Albetta Long Sleeve T-Shirt (view 1)
    View Product: Albetta Long Sleeve T-Shirt

    Albetta

    Long Sleeve T-Shirt
    Size 12-18 mo
    $5.99 $4.79 20% off with code SHINE
    66% off estimated retail
    Zara Baby Pullover Hoodie (view 2)Zara Baby Pullover Hoodie (view 1)
    View Product: Zara Baby Pullover Hoodie

    Zara Baby

    Pullover Hoodie
    Size 12-18 mo
    $12.99 $9.09 30% off with code SHINE
    55% off estimated retail
    Janie and Jack Long Sleeve Button-Down Shirt (view 2)Janie and Jack Long Sleeve Button-Down Shirt (view 1)
    View Product: Janie and Jack Long Sleeve Button-Down Shirt

    Janie and Jack

    Long Sleeve Button-Down Shirt
    Size 12-18 mo
    $14.99 $11.99 20% off with code SHINE
    61% off estimated retail
    Rachel Zoe Short Sleeve Henley (view 2)Rachel Zoe Short Sleeve Henley (view 1)
    View Product: Rachel Zoe Short Sleeve Henley

    Rachel Zoe

    Short Sleeve Henley
    Size 3-6 mo
    $44.99 $35.99 20% off with code SHINE
    58% off estimated retail
    Shilav Short Sleeve T-Shirt (view 2)Shilav Short Sleeve T-Shirt (view 1)
    View Product: Shilav Short Sleeve T-Shirt

    Shilav

    Short Sleeve T-Shirt
    Size 12-18 mo
    $7.99 $6.39 20% off with code SHINE
    46% off estimated retail
    Unbranded Pullover Hoodie (view 2)Unbranded Pullover Hoodie (view 1)
    View Product: Unbranded Pullover Hoodie

    Unbranded

    Pullover Hoodie
    Size 12-18 mo
    $12.99 $9.74 25% off with code SHINE
    55% off estimated retail
    Janie and Jack Short Sleeve Button-Down Shirt (view 2)Janie and Jack Short Sleeve Button-Down Shirt (view 1)
    View Product: Janie and Jack Short Sleeve Button-Down Shirt

    Janie and Jack

    Short Sleeve Button-Down Shirt
    Size 12-18 mo
    $13.99 $10.49 25% off with code SHINE
    64% off estimated retail
    Old Navy Long Sleeve Button-Down Shirt (view 2)Old Navy Long Sleeve Button-Down Shirt (view 1)
    View Product: Old Navy Long Sleeve Button-Down Shirt

    Old Navy

    Long Sleeve Button-Down Shirt
    Size 12-18 mo
    $6.99 $5.59 20% off with code SHINE
    56% off estimated retail
    Janie and Jack Long Sleeve Button-Down Shirt (view 2)Janie and Jack Long Sleeve Button-Down Shirt (view 1)
    View Product: Janie and Jack Long Sleeve Button-Down Shirt

    Janie and Jack

    Long Sleeve Button-Down Shirt
    Size 12-18 mo
    $9.99 $7.99 20% off with code SHINE
    74% off estimated retail
    PatPat Thermal Top (view 2)PatPat Thermal Top (view 1)
    View Product: PatPat Thermal Top

    PatPat

    Thermal Top
    Size 3-6 mo
    $5.99 $4.79 20% off with code SHINE
    14% off estimated retail
    7 For All Mankind Sweatshirt (view 2)7 For All Mankind Sweatshirt (view 1)
    View Product: 7 For All Mankind Sweatshirt

    7 For All Mankind

    Sweatshirt
    Size 3-6 mo
    $15.99 $10.39 35% off with code SHINE
    63% off estimated retail
    Zara Baby Sweatshirt (view 2)Zara Baby Sweatshirt (view 1)
    View Product: Zara Baby Sweatshirt

    Zara Baby

    Sweatshirt
    Size 12-18 mo
    $14.99 $9.74 35% off with code SHINE
    48% off estimated retail
    Zara Baby Long Sleeve Button-Down Shirt (view 2)Zara Baby Long Sleeve Button-Down Shirt (view 1)Price Drop
    View Product: Zara Baby Long Sleeve Button-Down Shirt

    Zara Baby

    Long Sleeve Button-Down Shirt
    Size 12-18 mo
    $8.99 $7.19 20% off with code SHINE
    69% off estimated retail
    Assorted Brands Sweatshirt (view 2)Assorted Brands Sweatshirt (view 1)Price Drop
    View Product: Assorted Brands Sweatshirt

    Assorted Brands

    Sweatshirt
    Size 12-18 mo
    $11.99 $8.99 25% off with code SHINE
    58% off estimated retail
    Assorted Brands Long Sleeve T-Shirt (view 2)Assorted Brands Long Sleeve T-Shirt (view 1)New With Tags
    View Product: Assorted Brands Long Sleeve T-Shirt

    Assorted Brands

    Long Sleeve T-Shirt
    Size 3-6 mo
    $10.99 $8.79 20% off with code SHINE
    48% off estimated retail
    United Colors Of Benetton Short Sleeve T-Shirt (view 2)United Colors Of Benetton Short Sleeve T-Shirt (view 1)Price Drop
    View Product: United Colors Of Benetton Short Sleeve T-Shirt

    United Colors Of Benetton

    Short Sleeve T-Shirt
    Size 12-18 mo
    $7.99 $6.39 20% off with code SHINE
    46% off estimated retail
    Colored Organics Long Sleeve T-Shirt (view 2)Colored Organics Long Sleeve T-Shirt (view 1)Price Drop
    View Product: Colored Organics Long Sleeve T-Shirt

    Colored Organics

    Long Sleeve T-Shirt
    Size 12-18 mo
    $8.99 $7.19 20% off with code SHINE
    59% off estimated retail
    Colored Organics Long Sleeve T-Shirt (view 2)Colored Organics Long Sleeve T-Shirt (view 1)
    View Product: Colored Organics Long Sleeve T-Shirt

    Colored Organics

    Long Sleeve T-Shirt
    Size 12-18 mo
    $8.99 $7.19 20% off with code SHINE
    59% off estimated retail
    Nautica Long Sleeve Button-Down Shirt (view 2)Nautica Long Sleeve Button-Down Shirt (view 1)Price Drop
    View Product: Nautica Long Sleeve Button-Down Shirt

    Nautica

    Long Sleeve Button-Down Shirt
    Size 3T
    $11.99 $9.59 20% off with code SHINE
    66% off estimated retail
    Child of Mine by Carter's Long Sleeve T-Shirt (view 2)Child of Mine by Carter's Long Sleeve T-Shirt (view 1)Price Drop
    View Product: Child of Mine by Carter's Long Sleeve T-Shirt

    Child of Mine by Carter's

    Long Sleeve T-Shirt
    Size 3-6 mo
    $7.99 $6.39 20% off with code SHINE
    $7
    CALVIN KLEIN JEANS Long Sleeve T-Shirt (view 2)CALVIN KLEIN JEANS Long Sleeve T-Shirt (view 1)Price Drop
    View Product: CALVIN KLEIN JEANS Long Sleeve T-Shirt

    CALVIN KLEIN JEANS

    Long Sleeve T-Shirt
    Size 3-6 mo
    $4.99 $3.99 20% off with code SHINE
    54% off estimated retail
    Unbranded Sweatshirt (view 2)Unbranded Sweatshirt (view 1)Price Drop
    View Product: Unbranded Sweatshirt

    Unbranded

    Sweatshirt
    Size 3-6 mo
    $9.99 $7.49 25% off with code SHINE
    65% off estimated retail
    Miniwear Sweatshirt (view 2)Miniwear Sweatshirt (view 1)Price Drop
    View Product: Miniwear Sweatshirt

    Miniwear

    Sweatshirt
    Size 3-6 mo
    $7.99 $6.39 20% off with code SHINE
    46% off estimated retail
    Nautica Short Sleeve Button-Down Shirt (view 2)Nautica Short Sleeve Button-Down Shirt (view 1)Price Drop
    View Product: Nautica Short Sleeve Button-Down Shirt

    Nautica

    Short Sleeve Button-Down Shirt
    Size 3-6 mo
    $9.99 $7.49 25% off with code SHINE
    54% off estimated retail
    James Perse Short Sleeve Polo (view 2)James Perse Short Sleeve Polo (view 1)Price Drop
    View Product: James Perse Short Sleeve Polo

    James Perse

    Short Sleeve Polo
    Size 12-18 mo
    $9.99 $6.99 30% off with code SHINE
    69% off estimated retail
    The Children's Place Short Sleeve Button-Down Shirt (view 2)The Children's Place Short Sleeve Button-Down Shirt (view 1)Price Drop
    View Product: The Children's Place Short Sleeve Button-Down Shirt

    The Children's Place

    Short Sleeve Button-Down Shirt
    Size 3-6 mo
    $8.99 $7.19 20% off with code SHINE
    52% off estimated retail
    Baby Togs Short Sleeve Polo (view 2)Baby Togs Short Sleeve Polo (view 1)Price Drop
    View Product: Baby Togs Short Sleeve Polo

    Baby Togs

    Short Sleeve Polo
    Size 3-6 mo
    $6.99 $5.59 20% off with code SHINE
    56% off estimated retail
    Kidgets Thermal Top (view 2)Kidgets Thermal Top (view 1)Price Drop
    View Product: Kidgets Thermal Top

    Kidgets

    Thermal Top
    Size 3-6 mo
    $6.99 $5.59 20% off with code SHINE
    $7
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