Trending Categories
Trending Brands
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.
2,824 items
Sort by:
View Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 4
$17.99 $13.49 25% off with code THRIFT25
71% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 2T
$15.99 $11.99 25% off with code THRIFT25
61% off estimated retailView Product: Under Armour Pullover Hoodie
Under Armour
Pullover Hoodie
Size Large youth
$24.99 $18.74 25% off with code THRIFT25
54% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 3T
$15.99 $11.99 25% off with code THRIFT25
61% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 4T
$12.99 $9.74 25% off with code THRIFT25
69% off estimated retailView Product: 7 For All Mankind Pullover Hoodie
7 For All Mankind
Pullover Hoodie
Size 24 mo
$12.99 $9.74 25% off with code THRIFT25
70% off estimated retailView Product: Mini Boden Short Sleeve T-Shirt
Mini Boden
Short Sleeve T-Shirt
Size 2
$14.99 $11.24 25% off with code THRIFT25
42% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 20
$16.99 $12.74 25% off with code THRIFT25
73% off estimated retailView Product: Vineyard Vines Long Sleeve T-Shirt
Vineyard Vines
Long Sleeve T-Shirt
Size 18
$15.99 $11.99 25% off with code THRIFT25
40% off estimated retailView Product: Janie and Jack Short Sleeve Button-Down Shirt
Janie and Jack
Short Sleeve Button-Down Shirt
Size 18-24 mo
$14.99 $11.24 25% off with code THRIFT25
61% off estimated retailView Product: Quiksilver Short Sleeve T-Shirt
Quiksilver
Short Sleeve T-Shirt
Size Small youth
$12.99 $9.74 25% off with code THRIFT25
40% off estimated retailView Product: Polo by Ralph Lauren Long Sleeve Polo
Polo by Ralph Lauren
Long Sleeve Polo
Size 16
$15.99 $11.99 25% off with code THRIFT25
62% off estimated retailView Product: Banana Republic Long Sleeve Button-Down Shirt
Banana Republic
Long Sleeve Button-Down Shirt
Size Small kids
$18.99 $14.24 25% off with code THRIFT25
73% off estimated retailView Product: Polo by Ralph Lauren Pullover Sweater
Polo by Ralph Lauren
Pullover Sweater
Size 5
$21.99 $16.49 25% off with code THRIFT25
62% off estimated retailView Product: Hanna Andersson Zip Up Hoodie
Hanna Andersson
Zip Up Hoodie
Size 90 cm
$24.99 $18.74 25% off with code THRIFT25
51% off estimated retailView Product: Tek Gear Pullover Hoodie
Tek Gear
Pullover Hoodie
Size Large kids
$12.99 $9.74 25% off with code THRIFT25
60% off estimated retailView Product: Polo by Ralph Lauren Zip Up Hoodie
Polo by Ralph Lauren
Zip Up Hoodie
Size 4T
$18.99 $14.24 25% off with code THRIFT25
57% off estimated retailView Product: Hanna Andersson Pullover Hoodie
Hanna Andersson
Pullover Hoodie
Size 3T
$20.99 $15.74 25% off with code THRIFT25
48% off estimated retailView Product: Janie and Jack Short Sleeve Polo
Janie and Jack
Short Sleeve Polo
Size 2T
$13.99 $10.49 25% off with code THRIFT25
50% off estimated retailView Product: Hanna Andersson Long Sleeve T-Shirt
Hanna Andersson
Long Sleeve T-Shirt
Size 90 cm
$12.99 $9.74 25% off with code THRIFT25
38% off estimated retailView Product: Champion Pullover Hoodie
Champion
Pullover Hoodie
Size Medium kids
$13.99 $10.49 25% off with code THRIFT25
57% off estimated retailView Product: Polo by Ralph Lauren Zip Up Hoodie
Polo by Ralph Lauren
Zip Up Hoodie
Size Small kids
$15.99 $11.99 25% off with code THRIFT25
64% off estimated retailView Product: Billabong Short Sleeve Button-Down Shirt
Billabong
Short Sleeve Button-Down Shirt
Size X-Large kids
$16.99 $12.74 25% off with code THRIFT25
58% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 4T
$12.99 $9.74 25% off with code THRIFT25
69% off estimated retailView Product: Miniclasix Pullover Sweater
Miniclasix
Pullover Sweater
Size 18 mo
$26.99 $20.24 25% off with code THRIFT25
75% off estimated retailView Product: Under Armour Pullover Hoodie
Under Armour
Pullover Hoodie
Size Small youth
$25.99 $19.49 25% off with code THRIFT25
52% off estimated retailView Product: O'Neill Short Sleeve Button-Down Shirt
O'Neill
Short Sleeve Button-Down Shirt
Size Large kids
$21.99 $16.49 25% off with code THRIFT25
51% off estimated retailView Product: Janie and Jack Short Sleeve T-Shirt
Janie and Jack
Short Sleeve T-Shirt
Size 12-18 mo
$18.99 $14.24 25% off with code THRIFT25
20% off estimated retailView Product: Quiksilver Long Sleeve Button-Down Shirt
Quiksilver
Long Sleeve Button-Down Shirt
Size 4
$12.99 $9.74 25% off with code THRIFT25
63% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 18 mo
$20.99 $15.74 25% off with code THRIFT25
67% off estimated retailView Product: Gap Kids Pullover Sweater
Gap Kids
Pullover Sweater
Size Small kids
$18.99 $14.24 25% off with code THRIFT25
55% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 6
$17.99 $13.49 25% off with code THRIFT25
71% off estimated retailView Product: Head Short Sleeve T-Shirt
Head
Short Sleeve T-Shirt
Size X-Large kids
$13.99 $10.49 25% off with code THRIFT25
48% off estimated retailView Product: Quiksilver Short Sleeve Button-Down Shirt
Quiksilver
Short Sleeve Button-Down Shirt
Size Medium youth
$12.99 $9.74 25% off with code THRIFT25
60% off estimated retailView Product: Polo by Ralph Lauren Pullover Sweater
Polo by Ralph Lauren
Pullover Sweater
Size 18
$13.99 $10.49 25% off with code THRIFT25
78% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 8
$15.99 $11.99 25% off with code THRIFT25
75% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 6
$17.99 $13.49 25% off with code THRIFT25
62% off estimated retailView Product: Vineyard Vines Long Sleeve Button-Down Shirt
Vineyard Vines
Long Sleeve Button-Down Shirt
Size 12
$23.99 $17.99 25% off with code THRIFT25
56% off estimated retailView Product: Vineyard Vines Short Sleeve T-Shirt
Vineyard Vines
Short Sleeve T-Shirt
Size Large kids
$13.99 $10.49 25% off with code THRIFT25
48% off estimated retailView Product: Baby Gap Short Sleeve Button-Down Shirt
Baby Gap
Short Sleeve Button-Down Shirt
Size 6-12 mo
$13.99 $10.49 25% off with code THRIFT25
48% off estimated retailView Product: Vineyard Vines Sweatshirt
Vineyard Vines
Sweatshirt
Size Large kids
$23.99 $17.99 25% off with code THRIFT25
56% off estimated retailView Product: Quiksilver Zip Up Hoodie
Quiksilver
Zip Up Hoodie
Size Medium kids
$20.99 $15.74 25% off with code THRIFT25
52% off estimated retailView Product: Timberland Long Sleeve T-Shirt
Timberland
Long Sleeve T-Shirt
Size 14
$15.99 $11.99 25% off with code THRIFT25
63% off estimated retailView Product: Vineyard Vines Long Sleeve T-Shirt
Vineyard Vines
Long Sleeve T-Shirt
Size Medium kids
$13.99 $10.49 25% off with code THRIFT25
48% off estimated retailView Product: Hanna Andersson Long Sleeve Button-Down Shirt
Hanna Andersson
Long Sleeve Button-Down Shirt
Size 130 cm
$24.99 $18.74 25% off with code THRIFT25
46% off estimated retailView Product: Crewcuts Long Sleeve T-Shirt
Crewcuts
Long Sleeve T-Shirt
Size Large kids
$12.99 $9.74 25% off with code THRIFT25
60% off estimated retailView Product: Lauren by Ralph Lauren Long Sleeve Button-Down Shirt
Lauren by Ralph Lauren
Long Sleeve Button-Down Shirt
Size 8
$12.99 $9.74 25% off with code THRIFT25
70% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 14
$16.99 $12.74 25% off with code THRIFT25
73% off estimated retailView Product: Lacoste Short Sleeve Polo
Lacoste
Short Sleeve Polo
Size X-Small kids
$13.99 $10.49 25% off with code THRIFT25
65% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 8
$19.99 $14.99 25% off with code THRIFT25
58% off estimated retailView Product: Crewcuts Outlet Pullover Sweater
Crewcuts Outlet
Pullover Sweater
Size 12
$15.99 $11.99 25% off with code THRIFT25
61% off estimated retailView Product: Crewcuts Outlet Pullover Sweater
Crewcuts Outlet
Pullover Sweater
Size 12
$17.99 $13.49 25% off with code THRIFT25
56% off estimated retailView Product: Vineyard Vines Long Sleeve T-Shirt
Vineyard Vines
Long Sleeve T-Shirt
Size 16
$13.99 $10.49 25% off with code THRIFT25
48% off estimated retailView Product: Brooks Brothers Long Sleeve Button-Down Shirt
Brooks Brothers
Long Sleeve Button-Down Shirt
Size Large kids
$13.99 $10.49 25% off with code THRIFT25
78% off estimated retailView Product: Baby Gap X DC Comics Pullover Hoodie
Baby Gap X DC Comics
Pullover Hoodie
Size 3
$20.99 $15.74 25% off with code THRIFT25
53% off estimated retailView Product: Eddie Bauer Long Sleeve Button-Down Shirt
Eddie Bauer
Long Sleeve Button-Down Shirt
Size 16
$21.99 $16.49 25% off with code THRIFT25
50% off estimated retailView Product: Polo by Ralph Lauren Long Sleeve Button-Down Shirt
Polo by Ralph Lauren
Long Sleeve Button-Down Shirt
Size 7
$13.99 $10.49 25% off with code THRIFT25
73% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 4
$16.99 $12.74 25% off with code THRIFT25
73% off estimated retailView Product: Crewcuts Outlet Pullover Sweater
Crewcuts Outlet
Pullover Sweater
Size 3
$14.99 $11.24 25% off with code THRIFT25
55% off estimated retailView Product: Zara Baby Long Sleeve Henley
Zara Baby
Long Sleeve Henley
Size 18-24 mo
$12.99 $9.74 25% off with code THRIFT25
55% off estimated retailView Product: Janie and Jack Pullover Sweater
Janie and Jack
Pullover Sweater
Size 18-24 mo
$20.99 $15.74 25% off with code THRIFT25
59% off estimated retailView Product: Baby Gap Long Sleeve Button-Down Shirt
Baby Gap
Long Sleeve Button-Down Shirt
Size 3T
$15.99 $11.99 25% off with code THRIFT25
40% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 4T
$14.99 $11.24 25% off with code THRIFT25
76% off estimated retailView Product: Hanna Andersson Short Sleeve T-Shirt
Hanna Andersson
Short Sleeve T-Shirt
Size 100 cm
$12.99 $9.74 25% off with code THRIFT25
31% off estimated retailView Product: Billabong Pullover Hoodie
Billabong
Pullover Hoodie
Size Small kids
$19.99 $14.99 25% off with code THRIFT25
55% off estimated retailView Product: Quiksilver Active T-Shirt
Quiksilver
Active T-Shirt
Size X-Large youth
$16.99 $12.74 25% off with code THRIFT25
48% off estimated retailView Product: Crewcuts Outlet Pullover Sweater
Crewcuts Outlet
Pullover Sweater
Size 11
$19.99 $14.99 25% off with code THRIFT25
51% off estimated retailView Product: Nike Active T-Shirt
Nike
Active T-Shirt
Size X-Large youth
$18.99 $14.24 25% off with code THRIFT25
53% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 6
$18.99 $14.24 25% off with code THRIFT25
60% off estimated retailView Product: Vans Pullover Hoodie
Vans
Pullover Hoodie
Size X-Large kids
$16.99 $12.74 25% off with code THRIFT25
69% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 2T
$12.99 $9.74 25% off with code THRIFT25
69% off estimated retailView Product: Polo by Ralph Lauren Sweatshirt
Polo by Ralph Lauren
Sweatshirt
Size 5
$18.99 $14.24 25% off with code THRIFT25
64% off estimated retail