About
ThredUp LogoThredUp
Shop
SellCleanout animation
Beta
My ThredUp
Account
0
Check out

From the playground to the classroom, boys' t-shirts are the go-anywhere clothing that's simple, comfortable, and durable. Have fun browsing the wide selection of boys' tops at thredUP where they're priced at up to 90% off estimated retail.

T-ShirtsRemove filterNylonRemove filter
33 items
Sort by:
    Ivivva Active T-Shirt (view 2)Ivivva Active T-Shirt (view 1)
    View Product: Ivivva Active T-Shirt

    Ivivva

    Active T-Shirt
    Size 12
    $19.99 $14.99 25% off with code THRIFT25
    59% off estimated retail
    Gap Kids Short Sleeve T-Shirt (view 2)Gap Kids Short Sleeve T-Shirt (view 1)
    View Product: Gap Kids Short Sleeve T-Shirt

    Gap Kids

    Short Sleeve T-Shirt
    Size 10
    $12.99 $9.74 25% off with code THRIFT25
    38% off estimated retail
    PLAY UP Active T-Shirt (view 2)PLAY UP Active T-Shirt (view 1)
    View Product: PLAY UP Active T-Shirt

    PLAY UP

    Active T-Shirt
    Size 3T
    $21.99 $16.49 25% off with code THRIFT25
    60% off estimated retail
    32 Degrees Active T-Shirt (view 2)32 Degrees Active T-Shirt (view 1)
    View Product: 32 Degrees Active T-Shirt

    32 Degrees

    Active T-Shirt
    Size Small kids
    $15.99 $11.99 25% off with code THRIFT25
    40% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    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
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Medium youth
    $19.99 $14.99 25% off with code THRIFT25
    51% off estimated retail
    Quiksilver Active T-Shirt (view 2)Quiksilver Active T-Shirt (view 1)
    View Product: Quiksilver Active T-Shirt

    Quiksilver

    Active T-Shirt
    Size 7
    $11.99 $8.99 25% off with code THRIFT25
    63% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Large youth
    $20.99 $15.74 25% off with code THRIFT25
    48% off estimated retail
    Janie and Jack Long Sleeve T-Shirt (view 2)Janie and Jack Long Sleeve T-Shirt (view 1)
    View Product: Janie and Jack Long Sleeve T-Shirt

    Janie and Jack

    Long Sleeve T-Shirt
    Size 12-18 mo
    $10.99 $8.24 25% off with code THRIFT25
    67% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size X-Large youth
    $16.99 $12.74 25% off with code THRIFT25
    58% off estimated retail
    VKM Sleeveless Jersey (view 2)VKM Sleeveless Jersey (view 1)
    View Product: VKM Sleeveless Jersey

    VKM

    Sleeveless Jersey
    Size Large youth
    $6.99 $5.24 25% off with code THRIFT25
    50% off estimated retail
    VKM Sleeveless Jersey (view 2)VKM Sleeveless Jersey (view 1)
    View Product: VKM Sleeveless Jersey

    VKM

    Sleeveless Jersey
    Size Large youth
    $6.99 $5.24 25% off with code THRIFT25
    50% off estimated retail
    Quiksilver Active T-Shirt (view 2)Quiksilver Active T-Shirt (view 1)
    View Product: Quiksilver Active T-Shirt

    Quiksilver

    Active T-Shirt
    Size 14
    $14.99 $11.24 25% off with code THRIFT25
    54% off estimated retail
    Ralph Lauren Active T-Shirt (view 2)Ralph Lauren Active T-Shirt (view 1)
    View Product: Ralph Lauren Active T-Shirt

    Ralph Lauren

    Active T-Shirt
    Size 8
    $14.99 $11.24 25% off with code THRIFT25
    69% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size X-Large youth
    $19.99 $14.99 25% off with code THRIFT25
    51% 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 18
    $18.99 $14.24 25% off with code THRIFT25
    72% off estimated retail
    Star Wars by Hanna Andersson Short Sleeve T-Shirt (view 2)Star Wars by Hanna Andersson Short Sleeve T-Shirt (view 1)
    View Product: Star Wars by Hanna Andersson Short Sleeve T-Shirt

    Star Wars by Hanna Andersson

    Short Sleeve T-Shirt
    Size 80 cm
    $13.99 $10.49 25% off with code THRIFT25
    51% off estimated retail
    Zella Active T-Shirt (view 2)Zella Active T-Shirt (view 1)
    View Product: Zella Active T-Shirt

    Zella

    Active T-Shirt
    Size 18
    $7.99 $5.99 25% off with code THRIFT25
    68% off estimated retail
    Champion Short Sleeve Jersey (view 2)Champion Short Sleeve Jersey (view 1)
    View Product: Champion Short Sleeve Jersey

    Champion

    Short Sleeve Jersey
    Size Large youth
    $11.99 $8.99 25% off with code THRIFT25
    25% off estimated retail
    Mott 50 Long Sleeve T-Shirt (view 2)Mott 50 Long Sleeve T-Shirt (view 1)New With Tags
    View Product: Mott 50 Long Sleeve T-Shirt

    Mott 50

    Long Sleeve T-Shirt
    Size 10
    $15.99 $11.99 25% off with code THRIFT25
    63% off estimated retail
    Hanna Andersson Long Sleeve T-Shirt (view 2)Hanna Andersson Long Sleeve T-Shirt (view 1)
    View Product: Hanna Andersson Long Sleeve T-Shirt

    Hanna Andersson

    Long Sleeve T-Shirt
    Size 3-6 mo
    $8.99 $6.74 25% off with code THRIFT25
    52% off estimated retail
    Gap Kids Short Sleeve T-Shirt (view 2)Gap Kids Short Sleeve T-Shirt (view 1)
    View Product: Gap Kids Short Sleeve T-Shirt

    Gap Kids

    Short Sleeve T-Shirt
    Size 4
    $11.99 $8.99 25% off with code THRIFT25
    42% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size Small youth
    $17.99 $13.49 25% off with code THRIFT25
    56% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)Price Drop
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size Medium infants
    $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)Price Drop
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 8
    $13.99 $10.49 25% off with code THRIFT25
    65% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)Price Drop
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size Medium infants
    $12.99 $9.74 25% off with code THRIFT25
    51% off estimated retail
    Hanna Andersson Short Sleeve T-Shirt (view 2)Hanna Andersson Short Sleeve T-Shirt (view 1)
    View Product: Hanna Andersson Short Sleeve T-Shirt

    Hanna Andersson

    Short Sleeve T-Shirt
    Size 80 cm
    $10.99 $8.24 25% off with code THRIFT25
    42% off estimated retail
    O'Neill Active T-Shirt (view 2)O'Neill Active T-Shirt (view 1)Price Drop
    View Product: O'Neill Active T-Shirt

    O'Neill

    Active T-Shirt
    Size X-Small kids
    $10.99 $8.24 25% off with code THRIFT25
    59% off estimated retail
    Ivivva Active T-Shirt (view 2)Ivivva Active T-Shirt (view 1)Price Drop
    View Product: Ivivva Active T-Shirt

    Ivivva

    Active T-Shirt
    Size 10
    $11.99 $8.99 25% off with code THRIFT25
    75% off estimated retail
    Athleta Active T-Shirt (view 2)Athleta Active T-Shirt (view 1)Price Drop
    View Product: Athleta Active T-Shirt

    Athleta

    Active T-Shirt
    Size Large kids
    $10.99 $8.24 25% off with code THRIFT25
    77% off estimated retail
    Rugged Bear Active T-Shirt (view 2)Rugged Bear Active T-Shirt (view 1)Price Drop
    View Product: Rugged Bear Active T-Shirt

    Rugged Bear

    Active T-Shirt
    Size 3-6 mo
    $9.99 $7.49 25% off with code THRIFT25
    69% off estimated retail
    Next Long Sleeve Turtleneck (view 2)Next Long Sleeve Turtleneck (view 1)Price Drop
    View Product: Next Long Sleeve Turtleneck

    Next

    Long Sleeve Turtleneck
    Size 12-18 mo
    $8.99 $6.74 25% off with code THRIFT25
    43% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)Price Drop
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 0-3 mo
    $7.99 $5.99 25% off with code THRIFT25
    70% off estimated retail
    Back
    1
    Next

    Loading...