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.
283 items
Sort by:
View Product: Origany Long Sleeve Button-Down Shirt
Origany
Long Sleeve Button-Down Shirt
Size 3-6 mo
$18.99 $10.44 45% off with code GOBIG
56% off estimated retailView Product: The North Face Active T-Shirt
The North Face
Active T-Shirt
Size 3-6 mo
$18.99 $10.44 45% off with code GOBIG
40% off estimated retailView Product: Hanna Andersson Zip Up Hoodie
Hanna Andersson
Zip Up Hoodie
Size 3-6 mo
$21.99 $12.09 45% off with code GOBIG
54% off estimated retailView Product: First Impressions Long Sleeve T-Shirt
First Impressions
Long Sleeve T-Shirt
Size 3-6 mo
$6.99 $3.84 45% off with code GOBIG
66% off estimated retailView Product: First Impressions Long Sleeve T-Shirt
First Impressions
Long Sleeve T-Shirt
Size 3-6 mo
$6.99 $3.84 45% off with code GOBIG
66% off estimated retailView Product: First Impressions Long Sleeve T-Shirt
First Impressions
Long Sleeve T-Shirt
Size 3-6 mo
$8.99 $4.94 45% off with code GOBIG
50% off estimated retailView Product: First Impressions Long Sleeve T-Shirt
First Impressions
Long Sleeve T-Shirt
Size 3-6 mo
$7.99 $4.39 45% off with code GOBIG
55% off estimated retailView Product: First Impressions Long Sleeve T-Shirt
First Impressions
Long Sleeve T-Shirt
Size 3-6 mo
$9.99 $5.49 45% off with code GOBIG
44% off estimated retailView Product: First Impressions Long Sleeve T-Shirt
First Impressions
Long Sleeve T-Shirt
Size 3-6 mo
$8.99 $4.94 45% off with code GOBIG
50% off estimated retailView Product: First Impressions Short Sleeve T-Shirt
First Impressions
Short Sleeve T-Shirt
Size 3-6 mo
$7.99 $4.39 45% off with code GOBIG
55% off estimated retailView Product: Janie and Jack Long Sleeve Button-Down Shirt
Janie and Jack
Long Sleeve Button-Down Shirt
Size 3-6 mo
$10.99 $6.04 45% off with code GOBIG
74% off estimated retailView Product: Janie and Jack Pullover Sweater
Janie and Jack
Pullover Sweater
Size 3-6 mo
$14.99 $8.24 45% off with code GOBIG
71% off estimated retailView Product: Tuti Fruiti Short Sleeve T-Shirt
Tuti Fruiti
Short Sleeve T-Shirt
Size 3-6 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retailView Product: Cafe Press Short Sleeve T-Shirt
Cafe Press
Short Sleeve T-Shirt
Size 3-6 mo
$12.99 $7.14 45% off with code GOBIG
33% off estimated retailView Product: The North Face One Piece Snowsuit
The North Face
One Piece Snowsuit
Size 3-6 mo
$46.99 $25.84 45% off with code GOBIG
45% off estimated retailView Product: Hanna Andersson Long Sleeve T-Shirt
Hanna Andersson
Long Sleeve T-Shirt
Size 3-6 mo
$9.99 $5.49 45% off with code GOBIG
41% off estimated retailView Product: Rothschild One Piece Snowsuit
Rothschild
One Piece Snowsuit
Size 3-6 mo
$25.99 $14.29 45% off with code GOBIG
80% off estimated retailView Product: Quiksilver One Piece Snowsuit
Quiksilver
One Piece Snowsuit
Size 3-6 mo
$20.99 $11.54 45% off with code GOBIG
52% off estimated retailView Product: Primary Clothing Pullover Sweater
Primary Clothing
Pullover Sweater
Size 3-6 mo
$13.99 $7.69 45% off with code GOBIG
68% off estimated retailView Product: Lord & Taylor Long Sleeve T-Shirt
Lord & Taylor
Long Sleeve T-Shirt
Size 3-6 mo
$13.99 $7.69 45% off with code GOBIG
50% off estimated retailView Product: Hanna Andersson Zip Up Hoodie
Hanna Andersson
Zip Up Hoodie
Size 3-6 mo
$18.99 $10.44 45% off with code GOBIG
62% off estimated retailView Product: Hanna Andersson Pullover Sweater
Hanna Andersson
Pullover Sweater
Size 3-6 mo
$22.99 $12.64 45% off with code GOBIG
57% off estimated retailView Product: Rabbit Bear Long Sleeve T-Shirt
Rabbit Bear
Long Sleeve T-Shirt
Size 3-6 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retailView Product: The Little White Company Zip Up Hoodie
The Little White Company
Zip Up Hoodie
Size 3-6 mo
$9.99 $5.49 45% off with code GOBIG
65% off estimated retailView Product: Rachel Zoe Long Sleeve T-Shirt
Rachel Zoe
Long Sleeve T-Shirt
Size 3-6 mo
$15.99 $8.79 45% off with code GOBIG
79% off estimated retailView Product: Nautica Long Sleeve Button-Down Shirt
Nautica
Long Sleeve Button-Down Shirt
Size 3-6 mo
$14.99 $8.24 45% off with code GOBIG
55% off estimated retailView Product: Baby Gap Short Sleeve Button-Down Shirt
Baby Gap
Short Sleeve Button-Down Shirt
Size 3-6 mo
$15.99 $8.79 45% off with code GOBIG
48% off estimated retailView Product: Hanna Andersson Pullover Hoodie
Hanna Andersson
Pullover Hoodie
Size 3-6 mo
$19.99 $10.99 45% off with code GOBIG
53% off estimated retailView Product: Special Occasions Short Sleeve Button-Down Shirt
Special Occasions
Short Sleeve Button-Down Shirt
Size 3-6 mo
$9.99 $5.49 45% off with code GOBIG
43% off estimated retailView Product: Calvin Klein Long Sleeve T-Shirt
Calvin Klein
Long Sleeve T-Shirt
Size 3-6 mo
$8.99 $4.94 45% off with code GOBIG
36% off estimated retailView Product: TFW Long Sleeve Button-Down Shirt
TFW
Long Sleeve Button-Down Shirt
Size 3-6 mo
$6.99 $3.84 45% off with code GOBIG
68% off estimated retailView Product: U.S. Polo Assn. Short Sleeve Button-Down Shirt
U.S. Polo Assn.
Short Sleeve Button-Down Shirt
Size 3-6 mo
$11.99 $6.59 45% off with code GOBIG
67% off estimated retailView Product: Timberland Short Sleeve T-Shirt
Timberland
Short Sleeve T-Shirt
Size 3-6 mo
$10.99 $6.04 45% off with code GOBIG
69% off estimated retailView Product: Rachel Zoe Short Sleeve Henley
Rachel Zoe
Short Sleeve Henley
Size 3-6 mo
$44.99 $24.74 45% off with code GOBIG
58% off estimated retailView Product: Zara Baby Long Sleeve Button-Down Shirt
Zara Baby
Long Sleeve Button-Down Shirt
Size 3-6 mo
$10.99 $6.04 45% off with code GOBIG
65% off estimated retailView Product: Lester's Short Sleeve Button-Down Shirt
Lester's
Short Sleeve Button-Down Shirt
Size 3-6 mo
$8.99 $4.94 45% off with code GOBIG
27% off estimated retailView Product: Old Navy Long Sleeve Button-Down Shirt
Old Navy
Long Sleeve Button-Down Shirt
Size 3-6 mo
$10.99 $6.04 45% off with code GOBIG
45% off estimated retailView Product: Mori Long Sleeve Button-Down Shirt
Mori
Long Sleeve Button-Down Shirt
Size 3-6 mo
$13.99 $7.69 45% off with code GOBIG
68% off estimated retailView Product: Jack And Lily Long Sleeve T-Shirt
Jack And Lily
Long Sleeve T-Shirt
Size 3-6 mo
$9.99 $5.49 45% off with code GOBIG
40% off estimated retailView Product: Mori Long Sleeve Button-Down Shirt
Mori
Long Sleeve Button-Down Shirt
Size 3-6 mo
$19.99 $10.99 45% off with code GOBIG
56% off estimated retailView Product: First Impressions Pullover Sweater
First Impressions
Pullover Sweater
Size 3-6 mo
$12.99 $7.14 45% off with code GOBIG
71% off estimated retailView Product: Hanna Andersson Zip Up Hoodie
Hanna Andersson
Zip Up Hoodie
Size 3-6 mo
$20.99 $11.54 45% off with code GOBIG
58% off estimated retailView Product: Hanna Andersson Long Sleeve T-Shirt
Hanna Andersson
Long Sleeve T-Shirt
Size 3-6 mo
$8.99 $4.94 45% off with code GOBIG
52% off estimated retailView Product: EZPZ Easy Peasy Pullover Hoodie
EZPZ Easy Peasy
Pullover Hoodie
Size 3-6 mo
$24.99 $13.74 45% off with code GOBIG
65% off estimated retailView Product: Child of Mine by Carter's Zip Up Hoodie
Child of Mine by Carter's
Zip Up Hoodie
Size 3-6 mo
$10.99 $6.04 45% off with code GOBIG
26% off estimated retailView Product: Little Lad Short Sleeve Button-Down Shirt
Little Lad
Short Sleeve Button-Down Shirt
Size 3-6 mo
$11.99 $6.59 45% off with code GOBIG
59% off estimated retailView Product: Appaman Long Sleeve Button-Down Shirt
Appaman
Long Sleeve Button-Down Shirt
Size 3-6 mo
$7.99 $4.39 45% off with code GOBIG
77% off estimated retailView Product: Primary Clothing Short Sleeve T-Shirt
Primary Clothing
Short Sleeve T-Shirt
Size 3-6 mo
$9.99 $5.49 45% off with code GOBIG
50% off estimated retailView Product: Rockyourkid Short Sleeve T-Shirt
Rockyourkid
Short Sleeve T-Shirt
Size 3-6 mo
$11.99 $6.59 45% off with code GOBIG
72% off estimated retailView Product: Benetton Baby Short Sleeve T-Shirt
Benetton Baby
Short Sleeve T-Shirt
Size 3-6 mo
$6.99 $3.84 45% off with code GOBIG
60% 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 $6.04 45% off with code GOBIG
38% off estimated retailView Product: 7 For All Mankind Short Sleeve T-Shirt
7 For All Mankind
Short Sleeve T-Shirt
Size 3-6 mo
$7.99 $4.39 45% off with code GOBIG
68% off estimated retailView Product: Lou Lou and company Long Sleeve Henley
Lou Lou and company
Long Sleeve Henley
Size 3-6 mo
$23.99 $13.19 45% off with code GOBIG
77% off estimated retail