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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.
6,737 items
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View Product: Gap Kids Pullover Hoodie
Gap Kids
Pullover Hoodie
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 Medium youth
$19.99 $14.99 25% off with code THRIFT25
68% off estimated retailView Product: Hanna Andersson Long Sleeve Button-Down Shirt
Hanna Andersson
Long Sleeve Button-Down Shirt
Size 5
$20.99 $15.74 25% off with code THRIFT25
55% off estimated retailView Product: Vineyard Vines Pullover Sweater
Vineyard Vines
Pullover Sweater
Size 10
$16.99 $12.74 25% off with code THRIFT25
75% off estimated retailView Product: Ralph Lauren Short Sleeve Button-Down Shirt
Ralph Lauren
Short Sleeve Button-Down Shirt
Size Small kids
$9.99 $7.49 25% off with code THRIFT25
68% off estimated retailView Product: Vans Pullover Hoodie
Vans
Pullover Hoodie
Size X-Large youth
$19.99 $14.99 25% off with code THRIFT25
63% off estimated retailView Product: Vineyard Vines Long Sleeve Polo
Vineyard Vines
Long Sleeve Polo
Size Small kids
$14.99 $11.24 25% off with code THRIFT25
55% off estimated retailView Product: First Impressions Long Sleeve T-Shirt
First Impressions
Long Sleeve T-Shirt
Size 3T
$6.99 $5.24 25% off with code THRIFT25
69% off estimated retailView Product: Universal Studios Kids Long Sleeve T-Shirt
Universal Studios Kids
Long Sleeve T-Shirt
Size 5T
$4.99 $3.74 25% off with code THRIFT25
44% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size Small kids
$14.99 $11.24 25% off with code THRIFT25
76% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 5
$14.99 $11.24 25% off with code THRIFT25
76% off estimated retailView Product: Polo by Ralph Lauren Pullover Sweater
Polo by Ralph Lauren
Pullover Sweater
Size 4T
$12.99 $9.74 25% off with code THRIFT25
77% off estimated retailView Product: Nike Pullover Hoodie
Nike
Pullover Hoodie
Size X-Small youth
$17.99 $13.49 25% off with code THRIFT25
67% off estimated retailView Product: Gap x Disney Pullover Hoodie
Gap x Disney
Pullover Hoodie
Size Large kids
$20.99 $15.74 25% off with code THRIFT25
67% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 6
$15.99 $11.99 25% off with code THRIFT25
75% off estimated retailView Product: Zara Long Sleeve Button-Down Shirt
Zara
Long Sleeve Button-Down Shirt
Size 9-12 mo
$9.99 $7.49 25% off with code THRIFT25
56% off estimated retailView Product: Bailey Apparel Short Sleeve T-Shirt
Bailey Apparel
Short Sleeve T-Shirt
Size Medium kids
$5.99 $4.49 25% off with code THRIFT25
72% off estimated retailView Product: Nike Pullover Hoodie
Nike
Pullover Hoodie
Size X-Large kids
$24.99 $18.74 25% off with code THRIFT25
54% off estimated retailView Product: Crewcuts Pullover Sweater
Crewcuts
Pullover Sweater
Size X-Small kids
$17.99 $13.49 25% off with code THRIFT25
73% off estimated retailView Product: Polo by Ralph Lauren Pullover Sweater
Polo by Ralph Lauren
Pullover Sweater
Size 6
$20.99 $15.74 25% off with code THRIFT25
67% off estimated retailView Product: Tea Long Sleeve Button-Down Shirt
Tea
Long Sleeve Button-Down Shirt
Size 4
$16.99 $12.74 25% off with code THRIFT25
59% off estimated retailView Product: Baby Gap Short Sleeve Button-Down Shirt
Baby Gap
Short Sleeve Button-Down Shirt
Size 5
$6.99 $5.24 25% off with code THRIFT25
74% off estimated retailView Product: Vineyard Vines Short Sleeve T-Shirt
Vineyard Vines
Short Sleeve T-Shirt
Size 16
$10.99 $8.24 25% off with code THRIFT25
59% off estimated retailView Product: Armani Junior Long Sleeve Button-Down Shirt
Armani Junior
Long Sleeve Button-Down Shirt
Size 12
$66.99 $50.24 25% off with code THRIFT25
66% off estimated retailView Product: Nike Short Sleeve T-Shirt
Nike
Short Sleeve T-Shirt
Size Medium infants
$7.99 $5.99 25% off with code THRIFT25
69% off estimated retailView Product: Hanna Andersson Long Sleeve Henley
Hanna Andersson
Long Sleeve Henley
Size 4
$13.99 $10.49 25% off with code THRIFT25
33% off estimated retailView Product: Holloway Pullover Hoodie
Holloway
Pullover Hoodie
Size Large kids
$7.99 $5.99 25% off with code THRIFT25
63% off estimated retailView Product: Carter's Short Sleeve Button-Down Shirt
Carter's
Short Sleeve Button-Down Shirt
Size 24 mo
$8.99 $6.74 25% off with code THRIFT25
62% off estimated retailView Product: Fanatics Short Sleeve T-Shirt
Fanatics
Short Sleeve T-Shirt
Size Small youth
$7.99 $5.99 25% off with code THRIFT25
63% off estimated retailView Product: Littlest Prince Long Sleeve Henley
Littlest Prince
Long Sleeve Henley
Size 2T
$12.99 $9.74 25% off with code THRIFT25
63% off estimated retailView Product: Marvel Short Sleeve T-Shirt
Marvel
Short Sleeve T-Shirt
Size Small youth
$8.99 $6.74 25% off with code THRIFT25
59% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 12 mo
$14.99 $11.24 25% off with code THRIFT25
64% off estimated retailView Product: Under Armour Pullover Hoodie
Under Armour
Pullover Hoodie
Size Large youth
$21.99 $16.49 25% off with code THRIFT25
60% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve T-Shirt
Polo by Ralph Lauren
Short Sleeve T-Shirt
Size 6
$12.99 $9.74 25% off with code THRIFT25
51% off estimated retailView Product: Vans Long Sleeve Button-Down Shirt
Vans
Long Sleeve Button-Down Shirt
Size Large kids
$20.99 $15.74 25% off with code THRIFT25
61% off estimated retailView Product: Hanna Andersson Pullover Sweater
Hanna Andersson
Pullover Sweater
Size 130 cm
$22.99 $17.24 25% off with code THRIFT25
57% off estimated retailView Product: Crewcuts Short Sleeve T-Shirt
Crewcuts
Short Sleeve T-Shirt
Size Small infants
$7.99 $5.99 25% off with code THRIFT25
63% off estimated retailView 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 retailView Product: Janie and Jack Pullover Sweater
Janie and Jack
Pullover Sweater
Size 12
$25.99 $19.49 25% off with code THRIFT25
50% off estimated retailView Product: Gap Kids Short Sleeve Button-Down Shirt
Gap Kids
Short Sleeve Button-Down Shirt
Size 8
$12.99 $9.74 25% off with code THRIFT25
51% off estimated retailView Product: Crewcuts Short Sleeve Button-Down Shirt
Crewcuts
Short Sleeve Button-Down Shirt
Size 12
$16.99 $12.74 25% off with code THRIFT25
65% off estimated retailView Product: Polo by Ralph Lauren Long Sleeve Button-Down Shirt
Polo by Ralph Lauren
Long Sleeve Button-Down Shirt
Size Large youth
$12.99 $9.74 25% off with code THRIFT25
75% off estimated retailView Product: Ralph Lauren Short Sleeve Polo
Ralph Lauren
Short Sleeve Polo
Size Small kids
$9.99 $7.49 25% off with code THRIFT25
76% off estimated retailView Product: Volcom Short Sleeve Button-Down Shirt
Volcom
Short Sleeve Button-Down Shirt
Size 10
$10.99 $8.24 25% off with code THRIFT25
73% off estimated retailView Product: Crewcuts Outlet Long Sleeve Button-Down Shirt
Crewcuts Outlet
Long Sleeve Button-Down Shirt
Size 8
$10.99 $8.24 25% off with code THRIFT25
66% off estimated retailView Product: Under Armour Short Sleeve T-Shirt
Under Armour
Short Sleeve T-Shirt
Size Large youth
$10.99 $8.24 25% off with code THRIFT25
59% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 10
$17.99 $13.49 25% off with code THRIFT25
62% off estimated retailView Product: Tea Short Sleeve Button-Down Shirt
Tea
Short Sleeve Button-Down Shirt
Size 12
$14.99 $11.24 25% off with code THRIFT25
59% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size 2
$11.99 $8.99 25% off with code THRIFT25
71% off estimated retailView Product: Vans Long Sleeve T-Shirt
Vans
Long Sleeve T-Shirt
Size Medium youth
$10.99 $8.24 25% off with code THRIFT25
59% off estimated retailView Product: American Dream Short Sleeve T-Shirt
American Dream
Short Sleeve T-Shirt
Size 4T
$7.99 $5.99 25% off with code THRIFT25
11% off estimated retailView Product: Under Armour Pullover Hoodie
Under Armour
Pullover Hoodie
Size Medium kids
$22.99 $17.24 25% off with code THRIFT25
58% off estimated retailView Product: Hanna Andersson Long Sleeve Button-Down Shirt
Hanna Andersson
Long Sleeve Button-Down Shirt
Size 90 cm
$18.99 $14.24 25% off with code THRIFT25
59% off estimated retailView Product: Armani Junior Short Sleeve Button-Down Shirt
Armani Junior
Short Sleeve Button-Down Shirt
Size 6
$31.99 $23.99 25% off with code THRIFT25
83% off estimated retailView 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 retailView 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 retailView Product: Robert Graham Long Sleeve Button-Down Shirt
Robert Graham
Long Sleeve Button-Down Shirt
Size 8
$48.99 $36.74 25% off with code THRIFT25
75% off estimated retailView Product: Banana Republic Long Sleeve Button-Down Shirt
Banana Republic
Long Sleeve Button-Down Shirt
Size Small kids
$16.99 $12.74 25% off with code THRIFT25
76% off estimated retailView Product: Ralph Lauren Long Sleeve T-Shirt
Ralph Lauren
Long Sleeve T-Shirt
Size 3 mo
$9.99 $7.49 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 10
$16.99 $12.74 25% off with code THRIFT25
64% off estimated retailView Product: Polarn O. Pyret Long Sleeve Button-Down Shirt
Polarn O. Pyret
Long Sleeve Button-Down Shirt
Size 3
$15.99 $11.99 25% off with code THRIFT25
61% off estimated retailView Product: Adidas Active T-Shirt
Adidas
Active T-Shirt
Size Medium kids
$15.99 $11.99 25% off with code THRIFT25
61% off estimated retailView Product: First Wave Long Sleeve Button-Down Shirt
First Wave
Long Sleeve Button-Down Shirt
Size 8
$12.99 $9.74 25% off with code THRIFT25
40% off estimated retailView Product: Mini Boden Long Sleeve Button-Down Shirt
Mini Boden
Long Sleeve Button-Down Shirt
Size 4
$13.99 $10.49 25% off with code THRIFT25
53% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 2T
$14.99 $11.24 25% off with code THRIFT25
76% off estimated retailView Product: Nike 3BRAND by Russell Wilson Zip Up Hoodie
Nike 3BRAND by Russell Wilson
Zip Up Hoodie
Size Small kids
$17.99 $13.49 25% off with code THRIFT25
67% off estimated retailView Product: Southern Tide Long Sleeve T-Shirt
Southern Tide
Long Sleeve T-Shirt
Size X-Small youth
$9.99 $7.49 25% off with code THRIFT25
69% off estimated retailView Product: Brooks Brothers Long Sleeve Button-Down Shirt
Brooks Brothers
Long Sleeve Button-Down Shirt
Size 10
$10.99 $8.24 25% off with code THRIFT25
83% off estimated retailView Product: U.S. Polo Assn. Short Sleeve Button-Down Shirt
U.S. Polo Assn.
Short Sleeve Button-Down Shirt
Size 4
$11.99 $8.99 25% off with code THRIFT25
64% off estimated retailView Product: Robert Graham Long Sleeve Button-Down Shirt
Robert Graham
Long Sleeve Button-Down Shirt
Size 14
$50.99 $38.24 25% off with code THRIFT25
73% off estimated retailView Product: Florence Eiseman Long Sleeve Polo
Florence Eiseman
Long Sleeve Polo
Size 9 mo
$9.99 $7.49 25% off with code THRIFT25
86% off estimated retailView Product: Hitch-Hiker Short Sleeve Button-Down Shirt
Hitch-Hiker
Short Sleeve Button-Down Shirt
Size 7
$34.99 $26.24 25% off with code THRIFT25
82% off estimated retailView Product: Assorted Brands Zip Up Hoodie
Assorted Brands
Zip Up Hoodie
Size 3-6 mo
$9.99 $7.49 25% off with code THRIFT25
65% off estimated retailView Product: Janie and Jack Short Sleeve Button-Down Shirt
Janie and Jack
Short Sleeve Button-Down Shirt
Size 6 mo
$11.99 $8.99 25% off with code THRIFT25
69% off estimated retailView Product: Adidas Pullover Hoodie
Adidas
Pullover Hoodie
Size Small kids
$13.99 $10.49 25% off with code THRIFT25
68% off estimated retailView Product: Hanna Andersson Long Sleeve Button-Down Shirt
Hanna Andersson
Long Sleeve Button-Down Shirt
Size 120 cm
$17.99 $13.49 25% off with code THRIFT25
61% off estimated retail