ThredUp LogoThredUp
Beta

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.

165 items
Sort by:
    Tea Short Sleeve T-Shirt (view 2)Tea Short Sleeve T-Shirt (view 1)
    View Product: Tea Short Sleeve T-Shirt

    Tea

    Short Sleeve T-Shirt
    Size 8
    $8.99
    62% off estimated retail
    Appaman Short Sleeve T-Shirt (view 2)Appaman Short Sleeve T-Shirt (view 1)
    View Product: Appaman Short Sleeve T-Shirt

    Appaman

    Short Sleeve T-Shirt
    Size 7
    $11.99
    55% off estimated retail
    Mini Boden Long Sleeve T-Shirt (view 2)Mini Boden Long Sleeve T-Shirt (view 1)
    View Product: Mini Boden Long Sleeve T-Shirt

    Mini Boden

    Long Sleeve T-Shirt
    Size 6
    $11.99
    42% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size Large kids
    $15.99
    61% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Baby Naartjie Long Sleeve T-Shirt (view 2)Baby Naartjie Long Sleeve T-Shirt (view 1)
    View Product: Baby Naartjie Long Sleeve T-Shirt

    Baby Naartjie

    Long Sleeve T-Shirt
    Size 12-18 mo
    $7.99
    11% off estimated retail
    Polo by Ralph Lauren Short Sleeve T-Shirt (view 2)Polo by Ralph Lauren Short Sleeve T-Shirt (view 1)
    View Product: Polo by Ralph Lauren Short Sleeve T-Shirt

    Polo by Ralph Lauren

    Short Sleeve T-Shirt
    Size 10
    $12.99
    51% 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 18-24 mo
    $11.99
    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 7
    $19.99
    51% 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 Small kids
    $8.99
    57% off estimated retail
    Under Armour Long Sleeve T-Shirt (view 2)Under Armour Long Sleeve T-Shirt (view 1)
    View Product: Under Armour Long Sleeve T-Shirt

    Under Armour

    Long Sleeve T-Shirt
    Size Medium youth
    $14.99
    44% 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 X-Large youth
    $13.99
    48% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 4
    $13.99
    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 Large youth
    $19.99
    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 7
    $15.99
    40% 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
    $18.99
    53% 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
    51% off estimated retail
    Adidas Short Sleeve T-Shirt (view 2)Adidas Short Sleeve T-Shirt (view 1)
    View Product: Adidas Short Sleeve T-Shirt

    Adidas

    Short Sleeve T-Shirt
    Size 7
    $10.99
    45% off estimated retail
    Runway Short Sleeve T-Shirt (view 2)Runway Short Sleeve T-Shirt (view 1)
    View Product: Runway Short Sleeve T-Shirt

    Runway

    Short Sleeve T-Shirt
    Size 5
    $10.99
    52% 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 7
    $14.99
    44% off estimated retail
    Cappelli Active T-Shirt (view 2)Cappelli Active T-Shirt (view 1)
    View Product: Cappelli Active T-Shirt

    Cappelli

    Active T-Shirt
    Size 8
    $9.99
    60% 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
    $18.99
    53% 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 3
    $11.99
    50% off estimated retail
    Gap Kids Long Sleeve T-Shirt (view 2)Gap Kids Long Sleeve T-Shirt (view 1)
    View Product: Gap Kids Long Sleeve T-Shirt

    Gap Kids

    Long Sleeve T-Shirt
    Size 14
    $12.99
    59% 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
    $18.99
    53% off estimated retail
    Adidas Active T-Shirt (view 2)Adidas Active T-Shirt (view 1)
    View Product: Adidas Active T-Shirt

    Adidas

    Active T-Shirt
    Size 3 mo
    $13.99
    48% off estimated retail
    Primark Short Sleeve T-Shirt (view 2)Primark Short Sleeve T-Shirt (view 1)
    View Product: Primark Short Sleeve T-Shirt

    Primark

    Short Sleeve T-Shirt
    Size 12 mo
    $6.99
    28% off estimated retail
    Ivysport Short Sleeve T-Shirt (view 2)Ivysport Short Sleeve T-Shirt (view 1)
    View Product: Ivysport Short Sleeve T-Shirt

    Ivysport

    Short Sleeve T-Shirt
    Size 12 mo
    $5.99
    14% off estimated retail
    Gildan Short Sleeve T-Shirt (view 2)Gildan Short Sleeve T-Shirt (view 1)
    View Product: Gildan Short Sleeve T-Shirt

    Gildan

    Short Sleeve T-Shirt
    Size 14
    $6.99
    45% off estimated retail
    Adidas Short Sleeve T-Shirt (view 2)Adidas Short Sleeve T-Shirt (view 1)
    View Product: Adidas Short Sleeve T-Shirt

    Adidas

    Short Sleeve T-Shirt
    Size 7
    $8.99
    60% off estimated retail
    Boden Long Sleeve T-Shirt (view 2)Boden Long Sleeve T-Shirt (view 1)
    View Product: Boden Long Sleeve T-Shirt

    Boden

    Long Sleeve T-Shirt
    Size 9
    $18.99
    42% off estimated retail
    Puma Active T-Shirt (view 2)Puma Active T-Shirt (view 1)
    View Product: Puma Active T-Shirt

    Puma

    Active T-Shirt
    Size Small kids
    $10.99
    59% 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 14
    $9.99
    61% 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
    51% off estimated retail
    O'Neill Short Sleeve T-Shirt (view 2)O'Neill Short Sleeve T-Shirt (view 1)
    View Product: O'Neill Short Sleeve T-Shirt

    O'Neill

    Short Sleeve T-Shirt
    Size Large kids
    $8.99
    59% off estimated retail
    Polo by Ralph Lauren Short Sleeve T-Shirt (view 2)Polo by Ralph Lauren Short Sleeve T-Shirt (view 1)
    View Product: Polo by Ralph Lauren Short Sleeve T-Shirt

    Polo by Ralph Lauren

    Short Sleeve T-Shirt
    Size X-Large youth
    $13.99
    55% 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 4T
    $12.99
    50% off estimated retail
    Spyder Active T-Shirt (view 2)Spyder Active T-Shirt (view 1)
    View Product: Spyder Active T-Shirt

    Spyder

    Active T-Shirt
    Size Small kids
    $22.99
    69% off estimated retail
    Old Navy Long Sleeve T-Shirt (view 2)Old Navy Long Sleeve T-Shirt (view 1)
    View Product: Old Navy Long Sleeve T-Shirt

    Old Navy

    Long Sleeve T-Shirt
    Size 6
    $11.99
    33% off estimated retail
    Kru Little Long Sleeve T-Shirt (view 2)Kru Little Long Sleeve T-Shirt (view 1)
    View Product: Kru Little Long Sleeve T-Shirt

    Kru Little

    Long Sleeve T-Shirt
    Size 12 mo
    $7.99
    27% off estimated retail
    Crewcuts Short Sleeve T-Shirt (view 2)Crewcuts Short Sleeve T-Shirt (view 1)
    View Product: Crewcuts Short Sleeve T-Shirt

    Crewcuts

    Short Sleeve T-Shirt
    Size 2
    $11.99
    45% off estimated retail
    Champion Active T-Shirt (view 2)Champion Active T-Shirt (view 1)
    View Product: Champion Active T-Shirt

    Champion

    Active T-Shirt
    Size 2T
    $12.99
    25% off estimated retail
    Urban Pipeline Long Sleeve T-Shirt (view 2)Urban Pipeline Long Sleeve T-Shirt (view 1)
    View Product: Urban Pipeline Long Sleeve T-Shirt

    Urban Pipeline

    Long Sleeve T-Shirt
    Size X-Large youth
    $7.99
    50% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 5
    $13.99
    61% off estimated retail
    Polo by Ralph Lauren Long Sleeve T-Shirt (view 2)Polo by Ralph Lauren Long Sleeve T-Shirt (view 1)
    View Product: Polo by Ralph Lauren Long Sleeve T-Shirt

    Polo by Ralph Lauren

    Long Sleeve T-Shirt
    Size 6
    $16.99
    48% off estimated retail
    NFL Short Sleeve T-Shirt (view 2)NFL Short Sleeve T-Shirt (view 1)
    View Product: NFL Short Sleeve T-Shirt

    NFL

    Short Sleeve T-Shirt
    Size Medium youth
    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
    REI Short Sleeve T-Shirt (view 2)REI Short Sleeve T-Shirt (view 1)
    View Product: REI Short Sleeve T-Shirt

    REI

    Short Sleeve T-Shirt
    Size 2T
    Umbro Short Sleeve T-Shirt (view 2)Umbro Short Sleeve T-Shirt (view 1)
    View Product: Umbro Short Sleeve T-Shirt

    Umbro

    Short Sleeve T-Shirt
    Size Small youth
    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 Large kids
    Lapasa Short Sleeve T-Shirt (view 2)Lapasa Short Sleeve T-Shirt (view 1)
    View Product: Lapasa Short Sleeve T-Shirt

    Lapasa

    Short Sleeve T-Shirt
    Size 140 cm
    Cotopaxi Short Sleeve Jersey (view 2)Cotopaxi Short Sleeve Jersey (view 1)
    View Product: Cotopaxi Short Sleeve Jersey

    Cotopaxi

    Short Sleeve Jersey
    Size X-Large youth
    VKM Sleeveless Jersey (view 2)VKM Sleeveless Jersey (view 1)
    View Product: VKM Sleeveless Jersey

    VKM

    Sleeveless Jersey
    Size Large youth
    VKM Sleeveless Jersey (view 2)VKM Sleeveless Jersey (view 1)
    View Product: VKM Sleeveless Jersey

    VKM

    Sleeveless Jersey
    Size Large youth
    Well Worn Short Sleeve T-Shirt (view 2)Well Worn Short Sleeve T-Shirt (view 1)New With Tags
    View Product: Well Worn Short Sleeve T-Shirt

    Well Worn

    Short Sleeve T-Shirt
    Size X-Small youth
    Apex Active T-Shirt (view 2)Apex Active T-Shirt (view 1)
    View Product: Apex Active T-Shirt

    Apex

    Active T-Shirt
    Size Small youth
    Apex Active T-Shirt (view 2)Apex Active T-Shirt (view 1)
    View Product: Apex Active T-Shirt

    Apex

    Active T-Shirt
    Size Small youth
    NFL Short Sleeve Jersey (view 2)NFL Short Sleeve Jersey (view 1)
    View Product: NFL Short Sleeve Jersey

    NFL

    Short Sleeve Jersey
    Size 24 mo
    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
    Spyder Short Sleeve T-Shirt (view 2)Spyder Short Sleeve T-Shirt (view 1)Price Drop
    View Product: Spyder Short Sleeve T-Shirt

    Spyder

    Short Sleeve T-Shirt
    Size Medium kids
    Skirtz Short Sleeve T-Shirt (view 2)Skirtz Short Sleeve T-Shirt (view 1)Price Drop
    View Product: Skirtz Short Sleeve T-Shirt

    Skirtz

    Short Sleeve T-Shirt
    Size Small youth
    Merona 3/4 Sleeve T-Shirt (view 2)Merona 3/4 Sleeve T-Shirt (view 1)Price Drop
    View Product: Merona 3/4 Sleeve T-Shirt

    Merona

    3/4 Sleeve T-Shirt
    Size Small kids
    Old Navy Long Sleeve T-Shirt (view 2)Old Navy Long Sleeve T-Shirt (view 1)Price Drop
    View Product: Old Navy Long Sleeve T-Shirt

    Old Navy

    Long Sleeve T-Shirt
    Size X-Large youth
    Adidas Active T-Shirt (view 2)Adidas Active T-Shirt (view 1)Price Drop
    View Product: Adidas Active T-Shirt

    Adidas

    Active T-Shirt
    Size Medium infants
    Adidas Active T-Shirt (view 2)Adidas Active T-Shirt (view 1)Price Drop
    View Product: Adidas Active T-Shirt

    Adidas

    Active T-Shirt
    Size Medium infants
    Back
    12Next

    Loading...