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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: 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: Ralph Lauren Rugby Short Sleeve Button-Down Shirt
Ralph Lauren Rugby
Short Sleeve Button-Down Shirt
Size 4
$7.99 $5.99 25% off with code THRIFT25
76% 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: Polo by Ralph Lauren Sweatshirt
Polo by Ralph Lauren
Sweatshirt
Size 10
$17.99 $13.49 25% off with code THRIFT25
69% 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: Miniclasix Long Sleeve Henley
Miniclasix
Long Sleeve Henley
Size 12-18 mo
$19.99 $14.99 25% off with code THRIFT25
77% 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 retailView Product: Kenneth Cole REACTION Short Sleeve Polo
Kenneth Cole REACTION
Short Sleeve Polo
Size 6-9 mo
$6.99 $5.24 25% off with code THRIFT25
68% off estimated retailView Product: Under Armour Pullover Hoodie
Under Armour
Pullover Hoodie
Size Medium kids
$21.99 $16.49 25% off with code THRIFT25
60% off estimated retailView Product: Liz Claiborne Long Sleeve Button-Down Shirt
Liz Claiborne
Long Sleeve Button-Down Shirt
Size 4
$8.99 $6.74 25% off with code THRIFT25
50% off estimated retailView Product: Ivy City Co. Long Sleeve Button-Down Shirt
Ivy City Co.
Long Sleeve Button-Down Shirt
Size 6
$19.99 $14.99 25% off with code THRIFT25
69% off estimated retailView Product: Ralph Lauren Short Sleeve T-Shirt
Ralph Lauren
Short Sleeve T-Shirt
Size 18 mo
$11.99 $8.99 25% off with code THRIFT25
55% off estimated retailView Product: John Henry Long Sleeve Button-Down Shirt
John Henry
Long Sleeve Button-Down Shirt
Size 8
$9.99 $7.49 25% off with code THRIFT25
54% off estimated retailView Product: Intex Activewear Short Sleeve T-Shirt
Intex Activewear
Short Sleeve T-Shirt
Size Medium youth
$5.99 $4.49 25% off with code THRIFT25
45% off estimated retailView Product: Gap X Star Wars Pullover Sweater
Gap X Star Wars
Pullover Sweater
Size 6-12 mo
$15.99 $11.99 25% off with code THRIFT25
64% off estimated retailView Product: Adidas Pullover Hoodie
Adidas
Pullover Hoodie
Size Large kids
$21.99 $16.49 25% off with code THRIFT25
60% off estimated retailView Product: Janie and Jack Pullover Sweater
Janie and Jack
Pullover Sweater
Size 12-18 mo
$12.99 $9.74 25% off with code THRIFT25
75% off estimated retailView Product: Under Armour Pullover Hoodie
Under Armour
Pullover Hoodie
Size Medium youth
$21.99 $16.49 25% off with code THRIFT25
60% off estimated retailView Product: Lilly Pulitzer Short Sleeve Polo
Lilly Pulitzer
Short Sleeve Polo
Size Small youth
$13.99 $10.49 25% off with code THRIFT25
71% off estimated retailView Product: Urban Pipeline Short Sleeve Polo
Urban Pipeline
Short Sleeve Polo
Size Small youth
$9.99 $7.49 25% off with code THRIFT25
60% off estimated retailView Product: Assorted Brands Pullover Sweater
Assorted Brands
Pullover Sweater
Size Large youth
$19.99 $14.99 25% off with code THRIFT25
63% off estimated retailView Product: Clasix Beginnings Sweatshirt
Clasix Beginnings
Sweatshirt
Size 3 mo
$19.99 $14.99 25% off with code THRIFT25
65% off estimated retailView Product: Hanna Andersson Pullover Sweater
Hanna Andersson
Pullover Sweater
Size 7
$27.99 $20.99 25% off with code THRIFT25
48% off estimated retailView Product: Nordstrom Long Sleeve Button-Down Shirt
Nordstrom
Long Sleeve Button-Down Shirt
Size 8
$17.99 $13.49 25% off with code THRIFT25
67% off estimated retailView Product: Sundry Short Sleeve T-Shirt
Sundry
Short Sleeve T-Shirt
Size Large youth
$11.99 $8.99 25% off with code THRIFT25
63% off estimated retailView Product: Faconnable Long Sleeve Button-Down Shirt
Faconnable
Long Sleeve Button-Down Shirt
Size 10
$32.99 $24.74 25% off with code THRIFT25
69% off estimated retailView Product: Save the Duck Short Sleeve T-Shirt
Save the Duck
Short Sleeve T-Shirt
Size Small youth
$21.99 $16.49 25% off with code THRIFT25
74% off estimated retailView Product: Gymboree Short Sleeve Button-Down Shirt
Gymboree
Short Sleeve Button-Down Shirt
Size 18-24 mo
$7.99 $5.99 25% off with code THRIFT25
70% off estimated retailView Product: Shaun White Long Sleeve Button-Down Shirt
Shaun White
Long Sleeve Button-Down Shirt
Size 6
$11.99 $8.99 25% off with code THRIFT25
63% off estimated retailView Product: Popsugar x Old Navy Pullover Hoodie
Popsugar x Old Navy
Pullover Hoodie
Size 10
$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 8
$19.99 $14.99 25% off with code THRIFT25
57% off estimated retailView Product: Air Jordan Active T-Shirt
Air Jordan
Active T-Shirt
Size Small kids
$13.99 $10.49 25% off with code THRIFT25
74% off estimated retailView Product: Polo by Ralph Lauren Long Sleeve Button-Down Shirt
Polo by Ralph Lauren
Long Sleeve Button-Down Shirt
Size 3
$13.99 $10.49 25% off with code THRIFT25
73% off estimated retailView Product: Young Kings Long Sleeve Button-Down Shirt
Young Kings
Long Sleeve Button-Down Shirt
Size 10
$8.99 $6.74 25% off with code THRIFT25
72% 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 THRIFT25
58% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 24 mo
$16.99 $12.74 25% off with code THRIFT25
73% off estimated retailView Product: Polo by Ralph Lauren Zip Up Hoodie
Polo by Ralph Lauren
Zip Up Hoodie
Size 4T
$14.99 $11.24 25% off with code THRIFT25
66% off estimated retailView Product: Under Armour Active T-Shirt
Under Armour
Active T-Shirt
Size X-Large youth
$17.99 $13.49 25% off with code THRIFT25
56% off estimated retailView Product: Ralph Lauren Short Sleeve Polo
Ralph Lauren
Short Sleeve Polo
Size 18 mo
$13.99 $10.49 25% off with code THRIFT25
66% off estimated retailView Product: Carter's Long Sleeve Button-Down Shirt
Carter's
Long Sleeve Button-Down Shirt
Size 2T
$7.99 $5.99 25% off with code THRIFT25
69% off estimated retailView Product: Nordstrom Long Sleeve Button-Down Shirt
Nordstrom
Long Sleeve Button-Down Shirt
Size 12
$15.99 $11.99 25% off with code THRIFT25
70% off estimated retailView Product: Polo by Ralph Lauren Pullover Hoodie
Polo by Ralph Lauren
Pullover Hoodie
Size 8
$15.99 $11.99 25% off with code THRIFT25
70% 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 THRIFT25
58% off estimated retailView Product: Under Armour Active T-Shirt
Under Armour
Active T-Shirt
Size Medium youth
$16.99 $12.74 25% off with code THRIFT25
58% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 8
$17.99 $13.49 25% off with code THRIFT25
71% off estimated retailView Product: Janie and Jack Long Sleeve Button-Down Shirt
Janie and Jack
Long Sleeve Button-Down Shirt
Size 6
$9.99 $7.49 25% off with code THRIFT25
74% off estimated retailView Product: The North Face Long Sleeve T-Shirt
The North Face
Long Sleeve T-Shirt
Size X-Large youth
$21.99 $16.49 25% off with code THRIFT25
50% off estimated retailView Product: Under Armour Thermal Top
Under Armour
Thermal Top
Size X-Large youth
$10.99 $8.24 25% off with code THRIFT25
59% off estimated retailView Product: Ralph by Ralph Lauren Short Sleeve Polo
Ralph by Ralph Lauren
Short Sleeve Polo
Size 24 mo
$11.99 $8.99 25% off with code THRIFT25
55% off estimated retailView Product: Hanna Andersson Zip Up Hoodie
Hanna Andersson
Zip Up Hoodie
Size 6-12 mo
$20.99 $15.74 25% off with code THRIFT25
56% off estimated retailView Product: Ralph Lauren Pullover Hoodie
Ralph Lauren
Pullover Hoodie
Size 18 mo
$13.99 $10.49 25% off with code THRIFT25
68% off estimated retailView Product: Champion Pullover Hoodie
Champion
Pullover Hoodie
Size Small kids
$16.99 $12.74 25% off with code THRIFT25
37% off estimated retailView Product: Gap Pullover Sweater
Gap
Pullover Sweater
Size Large infants
$13.99 $10.49 25% off with code THRIFT25
63% off estimated retailView Product: Polo by Ralph Lauren Pullover Hoodie
Polo by Ralph Lauren
Pullover Hoodie
Size 6
$12.99 $9.74 25% off with code THRIFT25
80% off estimated retailView Product: Joules Long Sleeve Button-Down Shirt
Joules
Long Sleeve Button-Down Shirt
Size 9
$29.99 $22.49 25% off with code THRIFT25
72% off estimated retailView Product: Dolce & Gabbana Short Sleeve T-Shirt
Dolce & Gabbana
Short Sleeve T-Shirt
Size 4
$81.99 $61.49 25% off with code THRIFT25
67% off estimated retailView Product: Lacoste Short Sleeve Button-Down Shirt
Lacoste
Short Sleeve Button-Down Shirt
Size X-Small youth
$14.99 $11.24 25% off with code THRIFT25
69% off estimated retailView Product: Standard Textile Long Sleeve T-Shirt
Standard Textile
Long Sleeve T-Shirt
Size 3 mo
$4.99 $3.74 25% off with code THRIFT25
28% off estimated retailView Product: Crewcuts Outlet Pullover Sweater
Crewcuts Outlet
Pullover Sweater
Size 9
$17.99 $13.49 25% off with code THRIFT25
56% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 7
$14.99 $11.24 25% off with code THRIFT25
76% off estimated retailView Product: Polo by Ralph Lauren Long Sleeve T-Shirt
Polo by Ralph Lauren
Long Sleeve T-Shirt
Size 7
$11.99 $8.99 25% off with code THRIFT25
55% off estimated retailView Product: Papo d'Anjo Short Sleeve Button-Down Shirt
Papo d'Anjo
Short Sleeve Button-Down Shirt
Size 6
$20.99 $15.74 25% off with code THRIFT25
78% off estimated retailView Product: Vineyard Vines Long Sleeve Button-Down Shirt
Vineyard Vines
Long Sleeve Button-Down Shirt
Size 8
$17.99 $13.49 25% off with code THRIFT25
67% off estimated retailView Product: Vissla Long Sleeve T-Shirt
Vissla
Long Sleeve T-Shirt
Size Large youth
$13.99 $10.49 25% off with code THRIFT25
57% off estimated retailView Product: Polo by Ralph Lauren Pullover Sweater
Polo by Ralph Lauren
Pullover Sweater
Size 12 mo
$9.99 $7.49 25% off with code THRIFT25
77% off estimated retailView Product: Crewcuts Short Sleeve T-Shirt
Crewcuts
Short Sleeve T-Shirt
Size Large youth
$12.99 $9.74 25% off with code THRIFT25
60% off estimated retailView Product: Hickey Freeman Long Sleeve Button-Down Shirt
Hickey Freeman
Long Sleeve Button-Down Shirt
Size 8
$44.99 $33.74 25% off with code THRIFT25
58% off estimated retailView Product: Disney Parks Pullover Hoodie
Disney Parks
Pullover Hoodie
Size X-Small youth
$15.99 $11.99 25% off with code THRIFT25
75% off estimated retailView Product: Ralph Lauren Long Sleeve Button-Down Shirt
Ralph Lauren
Long Sleeve Button-Down Shirt
Size 2T
$17.99 $13.49 25% off with code THRIFT25
71% off estimated retailView Product: Crewcuts Outlet Sweatshirt
Crewcuts Outlet
Sweatshirt
Size X-Small kids
$9.99 $7.49 25% off with code THRIFT25
63% off estimated retailView Product: Janie and Jack Short Sleeve Polo
Janie and Jack
Short Sleeve Polo
Size 12-18 mo
$14.99 $11.24 25% off with code THRIFT25
46% off estimated retailView Product: Assorted Brands Short Sleeve Button-Down Shirt
Assorted Brands
Short Sleeve Button-Down Shirt
Size 8
$11.99 $8.99 25% off with code THRIFT25
63% off estimated retailView Product: Class Club Short Sleeve Button-Down Shirt
Class Club
Short Sleeve Button-Down Shirt
Size Small youth
$10.99 $8.24 25% off with code THRIFT25
56% off estimated retailView Product: Polo by Ralph Lauren Long Sleeve Button-Down Shirt
Polo by Ralph Lauren
Long Sleeve Button-Down Shirt
Size 3T
$16.99 $12.74 25% off with code THRIFT25
67% off estimated retailView Product: Nordstrom Long Sleeve Button-Down Shirt
Nordstrom
Long Sleeve Button-Down Shirt
Size 6
$17.99 $13.49 25% off with code THRIFT25
67% off estimated retail