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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.

Short SleeveRemove filter30% offRemove filter
64 items
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    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size Medium youth
    $21.99 $15.39 30% off with code HOTDEAL
    51% off estimated retail
    Boden Short Sleeve Polo (view 2)Boden Short Sleeve Polo (view 1)
    View Product: Boden Short Sleeve Polo

    Boden

    Short Sleeve Polo
    Size 9
    $22.99 $16.09 30% off with code HOTDEAL
    61% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size X-Large youth
    $25.99 $18.19 30% off with code HOTDEAL
    48% off estimated retail
    ALLSAINTS Short Sleeve T-Shirt (view 2)ALLSAINTS Short Sleeve T-Shirt (view 1)New With Tags
    View Product: ALLSAINTS Short Sleeve T-Shirt

    ALLSAINTS

    Short Sleeve T-Shirt
    Size X-Small kids
    $30.99 $21.69 30% off with code HOTDEAL
    55% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size Large youth
    $23.99 $16.79 30% off with code HOTDEAL
    51% 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 Large youth
    $22.99 $16.09 30% off with code HOTDEAL
    53% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size 6
    $21.99 $15.39 30% off with code HOTDEAL
    56% off estimated retail
    Crown & Ivy Short Sleeve Polo (view 2)Crown & Ivy Short Sleeve Polo (view 1)
    View Product: Crown & Ivy Short Sleeve Polo

    Crown & Ivy

    Short Sleeve Polo
    Size Medium kids
    $30.99 $21.69 30% off with code HOTDEAL
    61% off estimated retail
    Lacoste Short Sleeve Polo (view 2)Lacoste Short Sleeve Polo (view 1)Flawed Gem
    View Product: Lacoste Short Sleeve Polo

    Lacoste

    Short Sleeve Polo
    Size 10
    $17.99 $12.59 30% off with code HOTDEAL
    71% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size Small youth
    $21.99 $15.39 30% off with code HOTDEAL
    56% off estimated retail
    Polo by Ralph Lauren Short Sleeve Polo (view 2)Polo by Ralph Lauren Short Sleeve Polo (view 1)
    View Product: Polo by Ralph Lauren Short Sleeve Polo

    Polo by Ralph Lauren

    Short Sleeve Polo
    Size X-Large youth
    $19.99 $13.99 30% off with code HOTDEAL
    58% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size X-Small youth
    $25.99 $18.19 30% off with code HOTDEAL
    48% off estimated retail
    Polo by Ralph Lauren Short Sleeve Polo (view 2)Polo by Ralph Lauren Short Sleeve Polo (view 1)
    View Product: Polo by Ralph Lauren Short Sleeve Polo

    Polo by Ralph Lauren

    Short Sleeve Polo
    Size 6
    $22.99 $16.09 30% off with code HOTDEAL
    60% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size Small youth
    $21.99 $15.39 30% off with code HOTDEAL
    56% off estimated retail
    Crewcuts Short Sleeve Polo (view 2)Crewcuts Short Sleeve Polo (view 1)
    View Product: Crewcuts Short Sleeve Polo

    Crewcuts

    Short Sleeve Polo
    Size 8
    $18.99 $13.29 30% off with code HOTDEAL
    67% off estimated retail
    Specialized Short Sleeve T-Shirt (view 2)Specialized Short Sleeve T-Shirt (view 1)
    View Product: Specialized Short Sleeve T-Shirt

    Specialized

    Short Sleeve T-Shirt
    Size Medium youth
    $34.99 $24.49 30% off with code HOTDEAL
    68% off estimated retail
    Barbour Short Sleeve Polo (view 2)Barbour Short Sleeve Polo (view 1)
    View Product: Barbour Short Sleeve Polo

    Barbour

    Short Sleeve Polo
    Size 12
    $23.99 $16.79 30% off with code HOTDEAL
    75% off estimated retail
    Under Armour Short Sleeve T-Shirt (view 2)Under Armour Short Sleeve T-Shirt (view 1)
    View Product: Under Armour Short Sleeve T-Shirt

    Under Armour

    Short Sleeve T-Shirt
    Size Large youth
    $18.99 $13.29 30% off with code HOTDEAL
    40% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size X-Large youth
    $27.99 $19.59 30% off with code HOTDEAL
    43% off estimated retail
    Polo by Ralph Lauren Short Sleeve Polo (view 2)Polo by Ralph Lauren Short Sleeve Polo (view 1)
    View Product: Polo by Ralph Lauren Short Sleeve Polo

    Polo by Ralph Lauren

    Short Sleeve Polo
    Size 12 mo
    $17.99 $12.59 30% off with code HOTDEAL
    64% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size X-Small youth
    $19.99 $13.99 30% off with code HOTDEAL
    51% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size X-Small youth
    $22.99 $16.09 30% off with code HOTDEAL
    43% off estimated retail
    Under Armour Short Sleeve Henley (view 2)Under Armour Short Sleeve Henley (view 1)
    View Product: Under Armour Short Sleeve Henley

    Under Armour

    Short Sleeve Henley
    Size Small youth
    $20.99 $14.69 30% off with code HOTDEAL
    58% off estimated retail
    Everlane Sweatshirt (view 2)Everlane Sweatshirt (view 1)
    View Product: Everlane Sweatshirt

    Everlane

    Sweatshirt
    Size X-Small kids
    $17.99 $12.59 30% off with code HOTDEAL
    60% off estimated retail
    Egg New York Short Sleeve Button-Down Shirt (view 2)Egg New York Short Sleeve Button-Down Shirt (view 1)
    View Product: Egg New York Short Sleeve Button-Down Shirt

    Egg New York

    Short Sleeve Button-Down Shirt
    Size 8
    $26.99 $18.89 30% off with code HOTDEAL
    77% off estimated retail
    Galaxy by Harvic Short Sleeve T-Shirt (view 2)Galaxy by Harvic Short Sleeve T-Shirt (view 1)
    View Product: Galaxy by Harvic Short Sleeve T-Shirt

    Galaxy by Harvic

    Short Sleeve T-Shirt
    Size 8
    $34.99 $24.49 30% off with code HOTDEAL
    64% off estimated retail
    Polo by Ralph Lauren Short Sleeve Polo (view 2)Polo by Ralph Lauren Short Sleeve Polo (view 1)
    View Product: Polo by Ralph Lauren Short Sleeve Polo

    Polo by Ralph Lauren

    Short Sleeve Polo
    Size 3
    $14.99 $10.49 30% off with code HOTDEAL
    64% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size 7
    $22.99 $16.09 30% off with code HOTDEAL
    53% off estimated retail
    Save the Duck Short Sleeve T-Shirt (view 2)Save the Duck Short Sleeve T-Shirt (view 1)
    View Product: Save the Duck Short Sleeve T-Shirt

    Save the Duck

    Short Sleeve T-Shirt
    Size Small youth
    $26.99 $18.89 30% off with code HOTDEAL
    74% off estimated retail
    Coogi Short Sleeve Polo (view 2)Coogi Short Sleeve Polo (view 1)
    View Product: Coogi Short Sleeve Polo

    Coogi

    Short Sleeve Polo
    Size Small youth
    $22.99 $16.09 30% off with code HOTDEAL
    72% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size Medium youth
    $23.99 $16.79 30% off with code HOTDEAL
    51% off estimated retail
    Crown & Ivy Short Sleeve Polo (view 2)Crown & Ivy Short Sleeve Polo (view 1)
    View Product: Crown & Ivy Short Sleeve Polo

    Crown & Ivy

    Short Sleeve Polo
    Size 12 mo
    $21.99 $15.39 30% off with code HOTDEAL
    59% off estimated retail
    FOCUS kids Short Sleeve T-Shirt (view 2)FOCUS kids Short Sleeve T-Shirt (view 1)
    View Product: FOCUS kids Short Sleeve T-Shirt

    FOCUS kids

    Short Sleeve T-Shirt
    Size 18 mo
    $19.99 $13.99 30% off with code HOTDEAL
    64% off estimated retail
    Onepiece Short Sleeve T-Shirt (view 2)Onepiece Short Sleeve T-Shirt (view 1)
    View Product: Onepiece Short Sleeve T-Shirt

    Onepiece

    Short Sleeve T-Shirt
    Size Small kids
    $18.99 $13.29 30% off with code HOTDEAL
    66% off estimated retail
    Papo d'Anjo Short Sleeve Button-Down Shirt (view 2)Papo d'Anjo Short Sleeve Button-Down Shirt (view 1)
    View Product: Papo d'Anjo Short Sleeve Button-Down Shirt

    Papo d'Anjo

    Short Sleeve Button-Down Shirt
    Size 6
    $25.99 $18.19 30% off with code HOTDEAL
    78% off estimated retail
    Fred Perry Short Sleeve Polo (view 2)Fred Perry Short Sleeve Polo (view 1)
    View Product: Fred Perry Short Sleeve Polo

    Fred Perry

    Short Sleeve Polo
    Size 7
    $17.99 $12.59 30% off with code HOTDEAL
    69% off estimated retail
    Little Eleven Paris Short Sleeve T-Shirt (view 2)Little Eleven Paris Short Sleeve T-Shirt (view 1)
    View Product: Little Eleven Paris Short Sleeve T-Shirt

    Little Eleven Paris

    Short Sleeve T-Shirt
    Size 8
    $17.99 $12.59 30% off with code HOTDEAL
    63% off estimated retail
    Soft Gallery Short Sleeve T-Shirt (view 2)Soft Gallery Short Sleeve T-Shirt (view 1)
    View Product: Soft Gallery Short Sleeve T-Shirt

    Soft Gallery

    Short Sleeve T-Shirt
    Size 8
    $22.99 $16.09 30% off with code HOTDEAL
    63% off estimated retail
    Joules Short Sleeve T-Shirt (view 2)Joules Short Sleeve T-Shirt (view 1)
    View Product: Joules Short Sleeve T-Shirt

    Joules

    Short Sleeve T-Shirt
    Size 7
    $23.99 $16.79 30% off with code HOTDEAL
    63% off estimated retail
    Under Armour Short Sleeve T-Shirt (view 2)Under Armour Short Sleeve T-Shirt (view 1)
    View Product: Under Armour Short Sleeve T-Shirt

    Under Armour

    Short Sleeve T-Shirt
    Size 6
    $15.99 $11.19 30% off with code HOTDEAL
    40% off estimated retail
    Reiss Short Sleeve T-Shirt (view 2)Reiss Short Sleeve T-Shirt (view 1)
    View Product: Reiss Short Sleeve T-Shirt

    Reiss

    Short Sleeve T-Shirt
    Size Large kids
    $20.99 $14.69 30% off with code HOTDEAL
    65% off estimated retail
    Crewcuts Short Sleeve Polo (view 2)Crewcuts Short Sleeve Polo (view 1)
    View Product: Crewcuts Short Sleeve Polo

    Crewcuts

    Short Sleeve Polo
    Size 12
    $18.99 $13.29 30% off with code HOTDEAL
    67% off estimated retail
    Ralph Lauren Short Sleeve T-Shirt (view 2)Ralph Lauren Short Sleeve T-Shirt (view 1)
    View Product: Ralph Lauren Short Sleeve T-Shirt

    Ralph Lauren

    Short Sleeve T-Shirt
    Size 18 mo
    $21.99 $15.39 30% off with code HOTDEAL
    18% off estimated retail
    Crewcuts Short Sleeve Polo (view 2)Crewcuts Short Sleeve Polo (view 1)
    View Product: Crewcuts Short Sleeve Polo

    Crewcuts

    Short Sleeve Polo
    Size 10
    $16.99 $11.89 30% off with code HOTDEAL
    71% off estimated retail
    Coogi Short Sleeve T-Shirt (view 2)Coogi Short Sleeve T-Shirt (view 1)
    View Product: Coogi Short Sleeve T-Shirt

    Coogi

    Short Sleeve T-Shirt
    Size 0-3 mo
    $20.99 $14.69 30% off with code HOTDEAL
    58% off estimated retail
    EGHUNOOY Short Sleeve T-Shirt (view 2)EGHUNOOY Short Sleeve T-Shirt (view 1)
    View Product: EGHUNOOY Short Sleeve T-Shirt

    EGHUNOOY

    Short Sleeve T-Shirt
    Size 60 cm
    $11.99 $8.39 30% off with code HOTDEAL
    38% off estimated retail
    Retro Brand Short Sleeve Button-Down Shirt (view 2)Retro Brand Short Sleeve Button-Down Shirt (view 1)
    View Product: Retro Brand Short Sleeve Button-Down Shirt

    Retro Brand

    Short Sleeve Button-Down Shirt
    Size Small youth
    $11.99 $8.39 30% off with code HOTDEAL
    56% off estimated retail
    Polo by Ralph Lauren Short Sleeve Polo (view 2)Polo by Ralph Lauren Short Sleeve Polo (view 1)
    View Product: Polo by Ralph Lauren Short Sleeve Polo

    Polo by Ralph Lauren

    Short Sleeve Polo
    Size 4
    $13.99 $9.79 30% off with code HOTDEAL
    71% off estimated retail
    FOCUS kids Short Sleeve T-Shirt (view 2)FOCUS kids Short Sleeve T-Shirt (view 1)
    View Product: FOCUS kids Short Sleeve T-Shirt

    FOCUS kids

    Short Sleeve T-Shirt
    Size 2
    $15.99 $11.19 30% off with code HOTDEAL
    72% off estimated retail
    Crewcuts Short Sleeve Polo (view 2)Crewcuts Short Sleeve Polo (view 1)
    View Product: Crewcuts Short Sleeve Polo

    Crewcuts

    Short Sleeve Polo
    Size 10
    $16.99 $11.89 30% off with code HOTDEAL
    71% off estimated retail
    Teeturtle Short Sleeve T-Shirt (view 2)Teeturtle Short Sleeve T-Shirt (view 1)
    View Product: Teeturtle Short Sleeve T-Shirt

    Teeturtle

    Short Sleeve T-Shirt
    Size 8
    $15.99 $11.19 30% off with code HOTDEAL
    51% off estimated retail
    Under Armour Short Sleeve T-Shirt (view 2)Under Armour Short Sleeve T-Shirt (view 1)
    View Product: Under Armour Short Sleeve T-Shirt

    Under Armour

    Short Sleeve T-Shirt
    Size X-Small youth
    $13.99 $9.79 30% off with code HOTDEAL
    55% off estimated retail
    Baby Gap Short Sleeve Button-Down Shirt (view 2)Baby Gap Short Sleeve Button-Down Shirt (view 1)
    View Product: Baby Gap Short Sleeve Button-Down Shirt

    Baby Gap

    Short Sleeve Button-Down Shirt
    Size 3-6 mo
    $16.99 $11.89 30% off with code HOTDEAL
    48% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size Large youth
    $27.99 $19.59 30% off with code HOTDEAL
    43% off estimated retail
    Adidas Short Sleeve Jersey (view 2)Adidas Short Sleeve Jersey (view 1)
    View Product: Adidas Short Sleeve Jersey

    Adidas

    Short Sleeve Jersey
    Size 24 mo
    $23.99 $16.79 30% off with code HOTDEAL
    71% off estimated retail
    Under Armour Short Sleeve Polo (view 2)Under Armour Short Sleeve Polo (view 1)
    View Product: Under Armour Short Sleeve Polo

    Under Armour

    Short Sleeve Polo
    Size X-Small youth
    $23.99 $16.79 30% off with code HOTDEAL
    51% off estimated retail
    Adidas Pullover Hoodie (view 2)Adidas Pullover Hoodie (view 1)
    View Product: Adidas Pullover Hoodie

    Adidas

    Pullover Hoodie
    Size 10
    $22.99 $16.09 30% off with code HOTDEAL
    65% off estimated retail
    Adidas Short Sleeve Jersey (view 2)Adidas Short Sleeve Jersey (view 1)
    View Product: Adidas Short Sleeve Jersey

    Adidas

    Short Sleeve Jersey
    Size 2T
    $26.99 $18.89 30% off with code HOTDEAL
    68% off estimated retail
    Nike Short Sleeve T-Shirt (view 2)Nike Short Sleeve T-Shirt (view 1)
    View Product: Nike Short Sleeve T-Shirt

    Nike

    Short Sleeve T-Shirt
    Size Small kids
    $14.99 $10.49 30% off with code HOTDEAL
    53% off estimated retail
    Jordan Short Sleeve T-Shirt (view 2)Jordan Short Sleeve T-Shirt (view 1)
    View Product: Jordan Short Sleeve T-Shirt

    Jordan

    Short Sleeve T-Shirt
    Size 8
    $16.99 $11.89 30% off with code HOTDEAL
    70% off estimated retail
    Tartine et Chocolat Short Sleeve Polo (view 2)Tartine et Chocolat Short Sleeve Polo (view 1)
    View Product: Tartine et Chocolat Short Sleeve Polo

    Tartine et Chocolat

    Short Sleeve Polo
    Size 3
    $47.99 $33.59 30% off with code HOTDEAL
    58% off estimated retail
    Assorted Brands Pullover Sweater (view 2)Assorted Brands Pullover Sweater (view 1)
    View Product: Assorted Brands Pullover Sweater

    Assorted Brands

    Pullover Sweater
    Size Large youth
    $23.99 $16.79 30% off with code HOTDEAL
    63% off estimated retail
    Nike Short Sleeve T-Shirt (view 2)Nike Short Sleeve T-Shirt (view 1)
    View Product: Nike Short Sleeve T-Shirt

    Nike

    Short Sleeve T-Shirt
    Size Small youth
    $13.99 $9.79 30% off with code HOTDEAL
    57% off estimated retail
    Say It With Love Short Sleeve T-Shirt (view 2)Say It With Love Short Sleeve T-Shirt (view 1)
    View Product: Say It With Love Short Sleeve T-Shirt

    Say It With Love

    Short Sleeve T-Shirt
    Size Large youth
    $11.99 $8.39 30% off with code HOTDEAL
    $11
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