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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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    Psycho Bunny Short Sleeve Polo (view 2)Psycho Bunny Short Sleeve Polo (view 1)Flawed Gem
    View Product: Psycho Bunny Short Sleeve Polo

    Psycho Bunny

    Short Sleeve Polo
    Size 10
    $24.99 $18.74 25% off with code THRIFT25
    61% off estimated retail
    Burberry Short Sleeve Button-Down Shirt (view 2)Burberry Short Sleeve Button-Down Shirt (view 1)Flawed Gem
    View Product: Burberry Short Sleeve Button-Down Shirt

    Burberry

    Short Sleeve Button-Down Shirt
    Size 18 mo
    $32.99 $24.74 25% off with code THRIFT25
    83% off estimated retail
    Zara Kids Long Sleeve Button-Down Shirt (view 2)Zara Kids Long Sleeve Button-Down Shirt (view 1)Flawed Gem
    View Product: Zara Kids Long Sleeve Button-Down Shirt

    Zara Kids

    Long Sleeve Button-Down Shirt
    Size 3
    $11.99 $8.99 25% off with code THRIFT25
    55% off estimated retail
    Nike Short Sleeve T-Shirt (view 2)Nike Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Nike Short Sleeve T-Shirt

    Nike

    Short Sleeve T-Shirt
    Size Small kids
    $11.99 $8.99 25% off with code THRIFT25
    53% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Polo by Ralph Lauren Sweatshirt (view 2)Polo by Ralph Lauren Sweatshirt (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren Sweatshirt

    Polo by Ralph Lauren

    Sweatshirt
    Size 8
    $25.99 $19.49 25% off with code THRIFT25
    55% off estimated retail
    Crewcuts Short Sleeve T-Shirt (view 2)Crewcuts Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Crewcuts Short Sleeve T-Shirt

    Crewcuts

    Short Sleeve T-Shirt
    Size 3
    $12.99 $9.74 25% off with code THRIFT25
    51% off estimated retail
    Nike Short Sleeve T-Shirt (view 2)Nike Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Nike Short Sleeve T-Shirt

    Nike

    Short Sleeve T-Shirt
    Size 3T
    $11.99 $8.99 25% off with code THRIFT25
    53% off estimated retail
    Hanna Andersson Long Sleeve T-Shirt (view 2)Hanna Andersson Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Hanna Andersson Long Sleeve T-Shirt

    Hanna Andersson

    Long Sleeve T-Shirt
    Size 3T
    $11.99 $8.99 25% off with code THRIFT25
    36% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)Flawed Gem
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 4T
    $9.99 $7.49 25% off with code THRIFT25
    61% off estimated retail
    Nike Short Sleeve T-Shirt (view 2)Nike Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Nike Short Sleeve T-Shirt

    Nike

    Short Sleeve T-Shirt
    Size 3T
    $8.99 $6.74 25% off with code THRIFT25
    65% off estimated retail
    Everlane Long Sleeve Henley (view 2)Everlane Long Sleeve Henley (view 1)Flawed Gem
    View Product: Everlane Long Sleeve Henley

    Everlane

    Long Sleeve Henley
    Size Small kids
    $14.99 $11.24 25% off with code THRIFT25
    66% off estimated retail
    Nike Short Sleeve T-Shirt (view 2)Nike Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Nike Short Sleeve T-Shirt

    Nike

    Short Sleeve T-Shirt
    Size 5
    $9.99 $7.49 25% off with code THRIFT25
    61% off estimated retail
    Crewcuts Short Sleeve Polo (view 2)Crewcuts Short Sleeve Polo (view 1)Flawed Gem
    View Product: Crewcuts Short Sleeve Polo

    Crewcuts

    Short Sleeve Polo
    Size 4
    $9.99 $7.49 25% off with code THRIFT25
    63% off estimated retail
    Under Armour Pullover Hoodie (view 2)Under Armour Pullover Hoodie (view 1)Flawed Gem
    View Product: Under Armour Pullover Hoodie

    Under Armour

    Pullover Hoodie
    Size Small youth
    $39.99 $29.99 25% off with code THRIFT25
    41% off estimated retail
    Nike Zip Up Hoodie (view 2)Nike Zip Up Hoodie (view 1)Flawed Gem
    View Product: Nike Zip Up Hoodie

    Nike

    Zip Up Hoodie
    Size X-Large kids
    $17.99 $13.49 25% off with code THRIFT25
    67% off estimated retail
    Under Armour Zip Up Hoodie (view 2)Under Armour Zip Up Hoodie (view 1)Flawed Gem
    View Product: Under Armour Zip Up Hoodie

    Under Armour

    Zip Up Hoodie
    Size Small youth
    $21.99 $16.49 25% off with code THRIFT25
    67% off estimated retail
    Vineyard Vines Long Sleeve Polo (view 2)Vineyard Vines Long Sleeve Polo (view 1)Flawed Gem
    View Product: Vineyard Vines Long Sleeve Polo

    Vineyard Vines

    Long Sleeve Polo
    Size 5
    $8.99 $6.74 25% off with code THRIFT25
    60% off estimated retail
    Polo by Ralph Lauren Sweatshirt (view 2)Polo by Ralph Lauren Sweatshirt (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren Sweatshirt

    Polo by Ralph Lauren

    Sweatshirt
    Size 6
    $22.99 $17.24 25% off with code THRIFT25
    74% off estimated retail
    Crewcuts Pullover Sweater (view 2)Crewcuts Pullover Sweater (view 1)Flawed Gem
    View Product: Crewcuts Pullover Sweater

    Crewcuts

    Pullover Sweater
    Size 10
    $17.99 $13.49 25% off with code THRIFT25
    78% off estimated retail
    Vans Short Sleeve T-Shirt (view 2)Vans Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Vans Short Sleeve T-Shirt

    Vans

    Short Sleeve T-Shirt
    Size X-Large youth
    $11.99 $8.99 25% off with code THRIFT25
    62% off estimated retail
    Vineyard Vines Short Sleeve T-Shirt (view 2)Vineyard Vines Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Vineyard Vines Short Sleeve T-Shirt

    Vineyard Vines

    Short Sleeve T-Shirt
    Size Medium kids
    $9.99 $7.49 25% off with code THRIFT25
    63% off estimated retail
    Vineyard Vines Long Sleeve Button-Down Shirt (view 2)Vineyard Vines Long Sleeve Button-Down Shirt (view 1)Flawed Gem
    View Product: Vineyard Vines Long Sleeve Button-Down Shirt

    Vineyard Vines

    Long Sleeve Button-Down Shirt
    Size 2T
    $12.99 $9.74 25% off with code THRIFT25
    63% off estimated retail
    Janie and Jack Long Sleeve T-Shirt (view 2)Janie and Jack Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Janie and Jack Long Sleeve T-Shirt

    Janie and Jack

    Long Sleeve T-Shirt
    Size 18-24 mo
    $7.99 $5.99 25% off with code THRIFT25
    66% off estimated retail
    Polo by Ralph Lauren Sweatshirt (view 2)Polo by Ralph Lauren Sweatshirt (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren Sweatshirt

    Polo by Ralph Lauren

    Sweatshirt
    Size 4T
    $12.99 $9.74 25% off with code THRIFT25
    77% off estimated retail
    Converse Long Sleeve T-Shirt (view 2)Converse Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Converse Long Sleeve T-Shirt

    Converse

    Long Sleeve T-Shirt
    Size Medium kids
    $12.99 $9.74 25% off with code THRIFT25
    40% off estimated retail
    Polo by Ralph Lauren Short Sleeve T-Shirt (view 2)Polo by Ralph Lauren Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren Short Sleeve T-Shirt

    Polo by Ralph Lauren

    Short Sleeve T-Shirt
    Size 5
    $8.99 $6.74 25% off with code THRIFT25
    62% off estimated retail
    Under Armour Pullover Hoodie (view 2)Under Armour Pullover Hoodie (view 1)Flawed Gem
    View Product: Under Armour Pullover Hoodie

    Under Armour

    Pullover Hoodie
    Size X-Large youth
    $19.99 $14.99 25% off with code THRIFT25
    63% off estimated retail
    Nike Pullover Hoodie (view 2)Nike Pullover Hoodie (view 1)Flawed Gem
    View Product: Nike Pullover Hoodie

    Nike

    Pullover Hoodie
    Size Large youth
    $25.99 $19.49 25% off with code THRIFT25
    61% off estimated retail
    Aerie Sweatshirt (view 2)Aerie Sweatshirt (view 1)Flawed Gem
    View Product: Aerie Sweatshirt

    Aerie

    Sweatshirt
    Size 100 cm
    $8.99 $6.74 25% off with code THRIFT25
    66% off estimated retail
    Nike Short Sleeve T-Shirt (view 2)Nike Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Nike Short Sleeve T-Shirt

    Nike

    Short Sleeve T-Shirt
    Size Small infants
    $9.99 $7.49 25% off with code THRIFT25
    37% off estimated retail
    H&M Pullover Hoodie (view 2)H&M Pullover Hoodie (view 1)Flawed Gem
    View Product: H&M Pullover Hoodie

    H&M

    Pullover Hoodie
    Size 12
    $15.99 $11.99 25% off with code THRIFT25
    61% off estimated retail
    Zara Long Sleeve Button-Down Shirt (view 2)Zara Long Sleeve Button-Down Shirt (view 1)Flawed Gem
    View Product: Zara Long Sleeve Button-Down Shirt

    Zara

    Long Sleeve Button-Down Shirt
    Size 10
    $9.99 $7.49 25% off with code THRIFT25
    69% off estimated retail
    Vans Short Sleeve T-Shirt (view 2)Vans Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Vans Short Sleeve T-Shirt

    Vans

    Short Sleeve T-Shirt
    Size Small youth
    $10.99 $8.24 25% off with code THRIFT25
    59% off estimated retail
    Converse Pullover Hoodie (view 2)Converse Pullover Hoodie (view 1)Flawed Gem
    View Product: Converse Pullover Hoodie

    Converse

    Pullover Hoodie
    Size 7
    $12.99 $9.74 25% off with code THRIFT25
    76% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Large youth
    $18.99 $14.24 25% off with code THRIFT25
    53% off estimated retail
    Polo by Ralph Lauren Short Sleeve Polo (view 2)Polo by Ralph Lauren Short Sleeve Polo (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren Short Sleeve Polo

    Polo by Ralph Lauren

    Short Sleeve Polo
    Size 3T
    $12.99 $9.74 25% off with code THRIFT25
    69% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Large youth
    $16.99 $12.74 25% off with code THRIFT25
    58% off estimated retail
    Hanna Andersson Long Sleeve T-Shirt (view 2)Hanna Andersson Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Hanna Andersson Long Sleeve T-Shirt

    Hanna Andersson

    Long Sleeve T-Shirt
    Size 110 cm
    $9.99 $7.49 25% off with code THRIFT25
    47% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Medium youth
    $11.99 $8.99 25% off with code THRIFT25
    55% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)Flawed Gem
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 12
    $16.99 $12.74 25% off with code THRIFT25
    66% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Large youth
    $15.99 $11.99 25% off with code THRIFT25
    61% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size 18 mo
    $9.99 $7.49 25% off with code THRIFT25
    44% off estimated retail
    Disney Parks 3/4 Sleeve T-Shirt (view 2)Disney Parks 3/4 Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Disney Parks 3/4 Sleeve T-Shirt

    Disney Parks

    3/4 Sleeve T-Shirt
    Size X-Small kids
    $11.99 $8.99 25% off with code THRIFT25
    70% off estimated retail
    Polo by Ralph Lauren Pullover Hoodie (view 2)Polo by Ralph Lauren Pullover Hoodie (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren Pullover Hoodie

    Polo by Ralph Lauren

    Pullover Hoodie
    Size 6
    $12.99 $9.74 25% off with code THRIFT25
    80% off estimated retail
    Under Armour Short Sleeve T-Shirt (view 2)Under Armour Short Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Short Sleeve T-Shirt

    Under Armour

    Short Sleeve T-Shirt
    Size Large youth
    $11.99 $8.99 25% off with code THRIFT25
    55% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Small youth
    $10.99 $8.24 25% off with code THRIFT25
    59% off estimated retail
    Nike Pullover Hoodie (view 2)Nike Pullover Hoodie (view 1)Flawed Gem
    View Product: Nike Pullover Hoodie

    Nike

    Pullover Hoodie
    Size 8
    $22.99 $17.24 25% off with code THRIFT25
    66% off estimated retail
    Under Armour Long Sleeve T-Shirt (view 2)Under Armour Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Under Armour Long Sleeve T-Shirt

    Under Armour

    Long Sleeve T-Shirt
    Size Medium youth
    $10.99 $8.24 25% off with code THRIFT25
    59% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)Flawed Gem
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size 5
    $11.99 $8.99 25% off with code THRIFT25
    47% off estimated retail
    Columbia Pullover Sweater (view 2)Columbia Pullover Sweater (view 1)Flawed Gem
    View Product: Columbia Pullover Sweater

    Columbia

    Pullover Sweater
    Size 3
    $18.99 $14.24 25% off with code THRIFT25
    57% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)Flawed Gem
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 3T
    $9.99 $7.49 25% off with code THRIFT25
    61% off estimated retail
    Polo by Ralph Lauren Long Sleeve T-Shirt (view 2)Polo by Ralph Lauren Long Sleeve T-Shirt (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren Long Sleeve T-Shirt

    Polo by Ralph Lauren

    Long Sleeve T-Shirt
    Size 14
    $15.99 $11.99 25% off with code THRIFT25
    75% off estimated retail
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