Trending Categories
Trending Brands
From toddlers to preteens, girls appreciate having the perfect outfit. Whether the girls in your life are princesses or sports stars, thredUP has a nice selection of clothes to meet their preferences. Clothes don't grow™, your kids do—shop today to find amazing items at up to 90% off estimated retail!
6,595 items
Sort by:
![Laura Ashley Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/561369054/complimentary.jpg)
![Laura Ashley Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/561369048/complimentary.jpg)
Laura Ashley
Short Sleeve Onesie
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Mudd Girls Long Sleeve Button-Down Shirt (view 2)](https://cf-assets-thredup.thredup.com/assets/561879447/complimentary.jpg)
![Mudd Girls Long Sleeve Button-Down Shirt (view 1)](https://cf-assets-thredup.thredup.com/assets/561879387/complimentary.jpg)
Mudd Girls
Long Sleeve Button-Down Shirt
Size 14
$15.99 $8.79 45% off with code GOBIG
63% off estimated retail![Mon Cheri Baby Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/560823670/complimentary.jpg)
![Mon Cheri Baby Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/560823669/complimentary.jpg)
Mon Cheri Baby
Short Sleeve Onesie
Size 6-9 mo
$6.99 $3.84 45% off with code GOBIG
53% off estimated retail![Laura Ashley Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/559617582/complimentary.jpg)
![Laura Ashley Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/559617473/complimentary.jpg)
Laura Ashley
Short Sleeve Onesie
Size 6-9 mo
$6.99 $3.84 45% off with code GOBIG
53% off estimated retail![Cynthia Rowley TJX Special Occasion Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/561146389/complimentary.jpg)
![Cynthia Rowley TJX Special Occasion Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/561146342/complimentary.jpg)
Cynthia Rowley TJX
Special Occasion Dress
Size 6-9 mo
$12.99 $7.14 45% off with code GOBIG
63% off estimated retail![Laura Ashley Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/559667458/complimentary.jpg)
![Laura Ashley Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/559667356/complimentary.jpg)
Laura Ashley
Short Sleeve Onesie
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Laura Ashley Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/559665383/complimentary.jpg)
![Laura Ashley Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/559665333/complimentary.jpg)
Laura Ashley
Short Sleeve Onesie
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Polo by Ralph Lauren Short Sleeve Button-Down Shirt (view 2)](https://cf-assets-thredup.thredup.com/assets/560667481/complimentary.jpg)
![Polo by Ralph Lauren Short Sleeve Button-Down Shirt (view 1)](https://cf-assets-thredup.thredup.com/assets/560667466/complimentary.jpg)
Polo by Ralph Lauren
Short Sleeve Button-Down Shirt
Size 5
$10.99 $6.04 45% off with code GOBIG
70% off estimated retail![Jessica Simpson Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/560515184/complimentary.jpg)
![Jessica Simpson Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/560515164/complimentary.jpg)
Jessica Simpson
Short Sleeve Onesie
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
18% off estimated retail![Jessica Simpson Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/560516846/complimentary.jpg)
![Jessica Simpson Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/560516833/complimentary.jpg)
Jessica Simpson
Short Sleeve Onesie
Size 6-9 mo
$6.99 $3.84 45% off with code GOBIG
36% off estimated retail![Assorted Brands Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/560262484/complimentary.jpg)
![Assorted Brands Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/560262440/complimentary.jpg)
Assorted Brands
Long Sleeve Onesie
Size 6-9 mo
$5.99 $3.29 45% off with code GOBIG
72% off estimated retail![Child of Mine by Carter's Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/560260945/complimentary.jpg)
![Child of Mine by Carter's Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/560260897/complimentary.jpg)
Child of Mine by Carter's
Long Sleeve Onesie
Size 6-9 mo
$7.99 $4.39 45% off with code GOBIG
27% off estimated retail![Nicole Miller New York Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/559997465/complimentary.jpg)
![Nicole Miller New York Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/559997436/complimentary.jpg)
Nicole Miller New York
Short Sleeve Onesie
Size 6-9 mo
$7.99 $4.39 45% off with code GOBIG
27% off estimated retail![First Impressions Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/561084673/complimentary.jpg)
![First Impressions Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/561084672/complimentary.jpg)
First Impressions
Short Sleeve Onesie
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
50% off estimated retail![Child of Mine by Carter's Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/561172688/complimentary.jpg)
![Child of Mine by Carter's Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/561172663/complimentary.jpg)
Child of Mine by Carter's
Short Sleeve Onesie
Size 6-9 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![Emporio Baby Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/561270840/complimentary.jpg)
![Emporio Baby Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/561270826/complimentary.jpg)
Emporio Baby
Short Sleeve Onesie
Size 6-9 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![Emporio Baby Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/562623704/complimentary.jpg)
![Emporio Baby Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/562623703/complimentary.jpg)
Emporio Baby
Short Sleeve Onesie
Size 6-9 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![New Look 915 Generation 3/4 Sleeve Top (view 2)](https://cf-assets-thredup.thredup.com/assets/560116577/complimentary.jpg)
![New Look 915 Generation 3/4 Sleeve Top (view 1)](https://cf-assets-thredup.thredup.com/assets/560116552/complimentary.jpg)
New Look 915 Generation
3/4 Sleeve Top
Size 14
$12.99 $7.14 45% off with code GOBIG
60% off estimated retail![Assorted Brands Long Sleeve Blouse (view 2)](https://cf-assets-thredup.thredup.com/assets/560521801/complimentary.jpg)
![Assorted Brands Long Sleeve Blouse (view 1)](https://cf-assets-thredup.thredup.com/assets/560521749/complimentary.jpg)
Assorted Brands
Long Sleeve Blouse
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
69% off estimated retail![Charter Club Long Sleeve Button-Down Shirt (view 2)](https://cf-assets-thredup.thredup.com/assets/560827082/complimentary.jpg)
![Charter Club Long Sleeve Button-Down Shirt (view 1)](https://cf-assets-thredup.thredup.com/assets/560827035/complimentary.jpg)
Charter Club
Long Sleeve Button-Down Shirt
Size 14
$9.99 $5.49 45% off with code GOBIG
54% off estimated retail![Mudd Long Sleeve Button-Down Shirt (view 2)](https://cf-assets-thredup.thredup.com/assets/560036419/complimentary.jpg)
![Mudd Long Sleeve Button-Down Shirt (view 1)](https://cf-assets-thredup.thredup.com/assets/560036352/complimentary.jpg)
Mudd
Long Sleeve Button-Down Shirt
Size 14
$17.99 $9.89 45% off with code GOBIG
59% off estimated retail![Kyle & Deena Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/559046709/complimentary.jpg)
![Kyle & Deena Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/559046693/complimentary.jpg)
Kyle & Deena
Short Sleeve Onesie
Size 6-9 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![Team Apparel Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/559703721/complimentary.jpg)
![Team Apparel Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/559703658/complimentary.jpg)
Team Apparel
Short Sleeve Onesie
Size 6-9 mo
$4.99 $2.74 45% off with code GOBIG
28% off estimated retail![The Honest Co. Short Sleeve T-Shirt (view 2)](https://cf-assets-thredup.thredup.com/assets/547938353/complimentary.jpg)
![The Honest Co. Short Sleeve T-Shirt (view 1)](https://cf-assets-thredup.thredup.com/assets/547938290/complimentary.jpg)
The Honest Co.
Short Sleeve T-Shirt
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![First Impressions Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/558366154/complimentary.jpg)
![First Impressions Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/558366133/complimentary.jpg)
First Impressions
Short Sleeve Onesie
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
50% off estimated retail