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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.
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View Product: Under Armour Active T-Shirt
Under Armour
Active T-Shirt
Size Small youth
$17.99 $12.59 30% off with code SHINE
56% off estimated retailView Product: Unbranded Long Sleeve Button-Down Shirt
Unbranded
Long Sleeve Button-Down Shirt
Size 10
$15.99 $12.79 20% off with code SHINE
63% off estimated retailView Product: Ragazzo Uomo Long Sleeve Button-Down Shirt
Ragazzo Uomo
Long Sleeve Button-Down Shirt
Size 8
$14.99 $11.99 20% off with code SHINE
76% off estimated retailView Product: Polo by Ralph Lauren Pullover Sweater
Polo by Ralph Lauren
Pullover Sweater
Size 5
$16.99 $12.74 25% off with code SHINE
71% off estimated retailView Product: Calvin Klein Long Sleeve Button-Down Shirt
Calvin Klein
Long Sleeve Button-Down Shirt
Size 8
$9.99 $7.99 20% off with code SHINE
76% off estimated retailView Product: Zara Long Sleeve Button-Down Shirt
Zara
Long Sleeve Button-Down Shirt
Size 13
$18.99 $15.19 20% off with code SHINE
56% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 3T
$15.99 $11.99 25% off with code SHINE
75% off estimated retailView Product: Vineyard Vines Long Sleeve T-Shirt
Vineyard Vines
Long Sleeve T-Shirt
Size 16
$15.99 $10.39 35% off with code SHINE
40% off estimated retailView Product: Lito Long Sleeve Button-Down Shirt
Lito
Long Sleeve Button-Down Shirt
Size 4T
$10.99 $8.79 20% off with code SHINE
38% off estimated retailView Product: Assorted Brands Short Sleeve T-Shirt
Assorted Brands
Short Sleeve T-Shirt
Size 150 cm
$7.99 $6.39 20% off with code SHINE
63% off estimated retailView Product: Star Wars Pullover Hoodie
Star Wars
Pullover Hoodie
Size Medium youth
$15.99 $12.79 20% off with code SHINE
27% off estimated retailView Product: Vineyard Vines Long Sleeve Button-Down Shirt
Vineyard Vines
Long Sleeve Button-Down Shirt
Size 16
$22.99 $13.79 40% off with code SHINE
58% off estimated retailView Product: Polo by Ralph Lauren Short Sleeve Polo
Polo by Ralph Lauren
Short Sleeve Polo
Size Large kids
$13.99 $10.49 25% off with code SHINE
66% 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 SHINE
59% off estimated retailView Product: Egg New York Short Sleeve Button-Down Shirt
Egg New York
Short Sleeve Button-Down Shirt
Size 8
$21.99 $15.39 30% off with code SHINE
77% off estimated retailView Product: Brooks Brothers Long Sleeve Button-Down Shirt
Brooks Brothers
Long Sleeve Button-Down Shirt
Size 8
$16.99 $12.74 25% off with code SHINE
73% off estimated retailView Product: Brooks Brothers Long Sleeve Button-Down Shirt
Brooks Brothers
Long Sleeve Button-Down Shirt
Size 6
$16.99 $12.74 25% off with code SHINE
73% off estimated retailView Product: Catimini Long Sleeve Button-Down Shirt
Catimini
Long Sleeve Button-Down Shirt
Size 18 mo
$16.99 $12.74 25% off with code SHINE
76% off estimated retailView Product: Perry Ellis Short Sleeve Polo
Perry Ellis
Short Sleeve Polo
Size Medium kids
$11.99 $8.99 25% off with code SHINE
70% off estimated retailView Product: FLOW SOCIETY Short Sleeve T-Shirt
FLOW SOCIETY
Short Sleeve T-Shirt
Size Small youth
$8.99 $7.19 20% off with code SHINE
66% off estimated retailView Product: Lida California Long Sleeve Button-Down Shirt
Lida California
Long Sleeve Button-Down Shirt
Size 5
$10.99 $8.24 25% off with code SHINE
75% off estimated retailView Product: 191 Unlimited Long Sleeve Button-Down Shirt
191 Unlimited
Long Sleeve Button-Down Shirt
Size Small youth
$18.99 $13.29 30% off with code SHINE
70% off estimated retailView Product: Cole By Sweet Kids Long Sleeve Button-Down Shirt
Cole By Sweet Kids
Long Sleeve Button-Down Shirt
Size 6
$10.99 $8.24 25% off with code SHINE
50% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 4
$14.99 $11.99 20% off with code SHINE
76% off estimated retailView Product: SpearmintLove Long Sleeve T-Shirt
SpearmintLove
Long Sleeve T-Shirt
Size Newborn
$10.99 $8.79 20% off with code SHINE
50% off estimated retailView Product: Special Occasions Short Sleeve Button-Down Shirt
Special Occasions
Short Sleeve Button-Down Shirt
Size 3-6 mo
$8.99 $7.19 20% off with code SHINE
43% off estimated retailView Product: Under Armour Active T-Shirt
Under Armour
Active T-Shirt
Size X-Large youth
$16.99 $12.74 25% off with code SHINE
58% off estimated retailView Product: U.S. Polo Assn. Short Sleeve T-Shirt
U.S. Polo Assn.
Short Sleeve T-Shirt
Size 6
$10.99 $8.79 20% off with code SHINE
45% off estimated retailView Product: Tommy Hilfiger Long Sleeve Button-Down Shirt
Tommy Hilfiger
Long Sleeve Button-Down Shirt
Size 24 mo
$11.99 $9.59 20% off with code SHINE
66% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 6
$16.99 $13.59 20% off with code SHINE
73% off estimated retailView Product: Crazy 8 Short Sleeve Button-Down Shirt
Crazy 8
Short Sleeve Button-Down Shirt
Size 5
$11.99 $9.59 20% off with code SHINE
42% off estimated retailView Product: Tommy Jeans Pullover Hoodie
Tommy Jeans
Pullover Hoodie
Size Large youth
$9.99 $7.99 20% off with code SHINE
54% off estimated retailView Product: Dudley Stephens Long Sleeve Polo
Dudley Stephens
Long Sleeve Polo
Size Small youth
$9.99 $7.99 20% off with code SHINE
65% off estimated retailView Product: Crewcuts Long Sleeve Button-Down Shirt
Crewcuts
Long Sleeve Button-Down Shirt
Size 4
$19.99 $15.99 20% off with code SHINE
63% off estimated retailView Product: Hanna Andersson Long Sleeve Button-Down Shirt
Hanna Andersson
Long Sleeve Button-Down Shirt
Size 6-12 mo
$11.99 $8.99 25% off with code SHINE
64% off estimated retailView Product: Rachel Zoe Short Sleeve Henley
Rachel Zoe
Short Sleeve Henley
Size 3-6 mo
$44.99 $35.99 20% off with code SHINE
58% off estimated retailView Product: Primary Clothing Long Sleeve Button-Down Shirt
Primary Clothing
Long Sleeve Button-Down Shirt
Size 4
$15.99 $11.99 25% off with code SHINE
64% off estimated retailView Product: The Little White Company Pullover Sweater
The Little White Company
Pullover Sweater
Size 12-18 mo
$10.99 $8.79 20% off with code SHINE
69% off estimated retailView Product: Comfort Short Sleeve T-Shirt
Comfort
Short Sleeve T-Shirt
Size Small youth
$5.99 $4.79 20% off with code SHINE
45% off estimated retailView Product: Marie Chantal Short Sleeve T-Shirt
Marie Chantal
Short Sleeve T-Shirt
Size 10
$81.99 $41.00 50% off with code SHINE
57% off estimated retailView Product: Janie and Jack Long Sleeve Button-Down Shirt
Janie and Jack
Long Sleeve Button-Down Shirt
Size 3-6 mo
$15.99 $12.79 20% off with code SHINE
59% off estimated retailView Product: Gap Kids Long Sleeve Button-Down Shirt
Gap Kids
Long Sleeve Button-Down Shirt
Size Small youth
$8.99 $7.19 20% off with code SHINE
70% off estimated retailView Product: Under Armour Active T-Shirt
Under Armour
Active T-Shirt
Size X-Small youth
$17.99 $12.59 30% off with code SHINE
56% off estimated retailView Product: Brooks Brothers Pullover Sweater
Brooks Brothers
Pullover Sweater
Size Small kids
$21.99 $13.19 40% off with code SHINE
60% off estimated retailView Product: First Impressions Long Sleeve Button-Down Shirt
First Impressions
Long Sleeve Button-Down Shirt
Size 18 mo
$9.99 $7.99 20% off with code SHINE
72% off estimated retailView Product: Hannah Kate Short Sleeve Button-Down Shirt
Hannah Kate
Short Sleeve Button-Down Shirt
Size 18 mo
$10.99 $7.69 30% off with code SHINE
66% off estimated retailView Product: Unbranded Short Sleeve T-Shirt
Unbranded
Short Sleeve T-Shirt
Size Medium youth
$11.99 $9.59 20% off with code SHINE
45% off estimated retailView Product: Under Armour Active T-Shirt
Under Armour
Active T-Shirt
Size X-Large youth
$17.99 $12.59 30% off with code SHINE
56% off estimated retailView Product: Under Armour Active T-Shirt
Under Armour
Active T-Shirt
Size Small youth
$17.99 $12.59 30% off with code SHINE
56% off estimated retailView Product: Cut by 2Blondes Long Sleeve Button-Down Shirt
Cut by 2Blondes
Long Sleeve Button-Down Shirt
Size Small kids
$14.99 $8.99 40% off with code SHINE
66% off estimated retailView Product: Fancy Baby Long Sleeve Button-Down Shirt
Fancy Baby
Long Sleeve Button-Down Shirt
Size 6 mo
$7.99 $6.39 20% off with code SHINE
46% off estimated retailView Product: Brooks Short Sleeve T-Shirt
Brooks
Short Sleeve T-Shirt
Size Small youth
$9.99 $6.99 30% off with code SHINE
69% off estimated retailView Product: Baker by Ted Baker Short Sleeve T-Shirt
Baker by Ted Baker
Short Sleeve T-Shirt
Size 3-6 mo
$10.99 $8.79 20% off with code SHINE
38% off estimated retailView Product: Bonpoint Long Sleeve Button-Down Shirt
Bonpoint
Long Sleeve Button-Down Shirt
Size 8
$43.99 $26.39 40% off with code SHINE
79% off estimated retailView Product: Assorted Brands Short Sleeve T-Shirt
Assorted Brands
Short Sleeve T-Shirt
Size 14
$8.99 $7.19 20% off with code SHINE
59% off estimated retailView Product: Monsoon Short Sleeve Button-Down Shirt
Monsoon
Short Sleeve Button-Down Shirt
Size 12-18 mo
$9.99 $7.99 20% off with code SHINE
54% off estimated retailView Product: Marvel Short Sleeve T-Shirt
Marvel
Short Sleeve T-Shirt
Size Small kids
$10.99 $8.79 20% off with code SHINE
38% off estimated retailView Product: John Varvatos Star U.S.A Short Sleeve Polo
John Varvatos Star U.S.A
Short Sleeve Polo
Size Small youth
$29.99 $15.00 50% off with code SHINE
69% off estimated retailView Product: Bella Bliss Long Sleeve Button-Down Shirt
Bella Bliss
Long Sleeve Button-Down Shirt
Size 2
$13.99 $10.49 25% off with code SHINE
68% off estimated retailView Product: Kipp Short Sleeve Button-Down Shirt
Kipp
Short Sleeve Button-Down Shirt
Size 18 mo
$16.99 $11.89 30% off with code SHINE
69% off estimated retailView Product: Hudson Ferrell Long Sleeve Button-Down Shirt
Hudson Ferrell
Long Sleeve Button-Down Shirt
Size 6-9 mo
$20.99 $11.54 45% off with code SHINE
63% off estimated retailView Product: Bonpoint Long Sleeve Button-Down Shirt
Bonpoint
Long Sleeve Button-Down Shirt
Size 12
$30.99 $18.59 40% off with code SHINE
82% off estimated retail