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!
374 items
Sort by:
![Duck Duck Goose Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/609552700/complimentary.jpg)
![Duck Duck Goose Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/609552631/complimentary.jpg)
Duck Duck Goose
Long Sleeve Outfit
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
36% off estimated retail![Duck Duck Goose Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/608719588/complimentary.jpg)
![Duck Duck Goose Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/608719429/complimentary.jpg)
Duck Duck Goose
Long Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
18% off estimated retail![Kyle & Deena Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/608614726/complimentary.jpg)
![Kyle & Deena Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/608614678/complimentary.jpg)
Kyle & Deena
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
28% off estimated retail![The Children's Place One Piece Snowsuit (view 2)](https://cf-assets-thredup.thredup.com/assets/608805798/complimentary.jpg)
![The Children's Place One Piece Snowsuit (view 1)](https://cf-assets-thredup.thredup.com/assets/608805874/complimentary.jpg)
The Children's Place
One Piece Snowsuit
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
57% off estimated retail![Cloud Island Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/607519707/complimentary.jpg)
![Cloud Island Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/607519665/complimentary.jpg)
Cloud Island
Long Sleeve Outfit
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
18% off estimated retail![Child of Mine by Carter's Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/607295456/complimentary.jpg)
![Child of Mine by Carter's Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/607295400/complimentary.jpg)
Child of Mine by Carter's
Long Sleeve Outfit
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
36% off estimated retail![London Fog One Piece Snowsuit (view 2)](https://cf-assets-thredup.thredup.com/assets/607132999/complimentary.jpg)
![London Fog One Piece Snowsuit (view 1)](https://cf-assets-thredup.thredup.com/assets/607132930/complimentary.jpg)
London Fog
One Piece Snowsuit
Size 0-3 mo
$21.99 $12.09 45% off with code GOBIG
59% off estimated retail![Team Apparel Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/603810750/complimentary.jpg)
![Team Apparel Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/603810695/complimentary.jpg)
Team Apparel
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![Mon Cheri Baby Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/592857025/complimentary.jpg)
![Mon Cheri Baby Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/592857075/complimentary.jpg)
Mon Cheri Baby
Short Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Nickelodeon Special Occasion Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/595979934/complimentary.jpg)
![Nickelodeon Special Occasion Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/595980013/complimentary.jpg)
Nickelodeon
Special Occasion Dress
Size 0-3 mo
$14.99 $8.24 45% off with code GOBIG
44% off estimated retail![Laura Ashley Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/598934559/complimentary.jpg)
![Laura Ashley Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/598934517/complimentary.jpg)
Laura Ashley
Short Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Justice League Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/597557434/complimentary.jpg)
![Justice League Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/597557376/complimentary.jpg)
Justice League
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
28% off estimated retail![Team Apparel Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/598232013/complimentary.jpg)
![Team Apparel Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/598231970/complimentary.jpg)
Team Apparel
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![Child of Mine by Carter's Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/594665733/complimentary.jpg)
![Child of Mine by Carter's Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/594665789/complimentary.jpg)
Child of Mine by Carter's
Long Sleeve Outfit
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
18% off estimated retail![Juicy Couture Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/593153673/complimentary.jpg)
![Juicy Couture Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/593153615/complimentary.jpg)
Juicy Couture
Long Sleeve Onesie
Size 0-3 mo
$13.99 $7.69 45% off with code GOBIG
80% off estimated retail![Disney Baby Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/591310597/complimentary.jpg)
![Disney Baby Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/591310513/complimentary.jpg)
Disney Baby
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
28% off estimated retail![Laura Ashley Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/592903896/complimentary.jpg)
![Laura Ashley Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/592903862/complimentary.jpg)
Laura Ashley
Short Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
53% off estimated retail![Grayson Mini Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/590481125/complimentary.jpg)
![Grayson Mini Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/590481022/complimentary.jpg)
Grayson Mini
Long Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
43% off estimated retail![Cloud Island Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/590290781/complimentary.jpg)
![Cloud Island Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/590290713/complimentary.jpg)
Cloud Island
Long Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
45% off estimated retail![Under Armour Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/589893180/complimentary.jpg)
![Under Armour Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/589893125/complimentary.jpg)
Under Armour
Short Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
61% off estimated retail![Cloud Island Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/589243398/complimentary.jpg)
![Cloud Island Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/589243359/complimentary.jpg)
Cloud Island
Long Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
45% off estimated retail![Cloud Island Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/589245040/complimentary.jpg)
![Cloud Island Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/589245001/complimentary.jpg)
Cloud Island
Long Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
45% off estimated retail![Assorted Brands Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/590231128/complimentary.jpg)
![Assorted Brands Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/590230886/complimentary.jpg)
Assorted Brands
Short Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Daisy Fuentes Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/590230787/complimentary.jpg)
![Daisy Fuentes Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/590230781/complimentary.jpg)
Daisy Fuentes
Short Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
60% off estimated retail![Child of Mine by Carter's Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/585257656/complimentary.jpg)
![Child of Mine by Carter's Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/585257616/complimentary.jpg)
Child of Mine by Carter's
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![Wonder Nation Short Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/589762532/complimentary.jpg)
![Wonder Nation Short Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/589762477/complimentary.jpg)
Wonder Nation
Short Sleeve Outfit
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
14% off estimated retail![Wonder Nation Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/588207155/complimentary.jpg)
![Wonder Nation Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/588207075/complimentary.jpg)
Wonder Nation
Long Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
18% off estimated retail![Cloud Island Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/587009621/complimentary.jpg)
![Cloud Island Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/587009619/complimentary.jpg)
Cloud Island
Long Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
45% off estimated retail![Weeplay kids Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/586680456/complimentary.jpg)
![Weeplay kids Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/586680200/complimentary.jpg)
Weeplay kids
Long Sleeve Outfit
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
45% off estimated retail![Nicole Miller New York Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/586967314/complimentary.jpg)
![Nicole Miller New York Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/586967276/complimentary.jpg)
Nicole Miller New York
Short Sleeve Onesie
Size 0-3 mo
$7.99 $4.39 45% off with code GOBIG
27% off estimated retail![Disney Baby Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/583316083/complimentary.jpg)
![Disney Baby Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/583316115/complimentary.jpg)
Disney Baby
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
28% off estimated retail![Jessica Simpson Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/581713567/complimentary.jpg)
![Jessica Simpson Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/581713519/complimentary.jpg)
Jessica Simpson
Short Sleeve Onesie
Size 0-3 mo
$7.99 $4.39 45% off with code GOBIG
36% off estimated retail![Juicy Couture Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/581716926/complimentary.jpg)
![Juicy Couture Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/581716885/complimentary.jpg)
Juicy Couture
Short Sleeve Onesie
Size 0-3 mo
$9.99 $5.49 45% off with code GOBIG
79% off estimated retail![Juicy Couture Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/581742649/complimentary.jpg)
![Juicy Couture Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/581742609/complimentary.jpg)
Juicy Couture
Short Sleeve Onesie
Size 0-3 mo
$9.99 $5.49 45% off with code GOBIG
79% off estimated retail![Assorted Brands Short Sleeve Top (view 2)](https://cf-assets-thredup.thredup.com/assets/580668918/complimentary.jpg)
![Assorted Brands Short Sleeve Top (view 1)](https://cf-assets-thredup.thredup.com/assets/580668878/complimentary.jpg)
Assorted Brands
Short Sleeve Top
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Assorted Brands Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/580416004/complimentary.jpg)
![Assorted Brands Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/580415960/complimentary.jpg)
Assorted Brands
Short Sleeve Onesie
Size 0-3 mo
$9.99 $5.49 45% off with code GOBIG
33% off estimated retail![Little Beginnings Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/580457463/complimentary.jpg)
![Little Beginnings Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/580457440/complimentary.jpg)
Little Beginnings
Short Sleeve Onesie
Size 0-3 mo
$5.99 $3.29 45% off with code GOBIG
28% off estimated retail![Lucky Brand Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/578461855/complimentary.jpg)
![Lucky Brand Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/578461787/complimentary.jpg)
Lucky Brand
Short Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
55% off estimated retail![Nicole Miller New York Cardigan (view 2)](https://cf-assets-thredup.thredup.com/assets/577421218/complimentary.jpg)
![Nicole Miller New York Cardigan (view 1)](https://cf-assets-thredup.thredup.com/assets/577421166/complimentary.jpg)
Nicole Miller New York
Cardigan
Size 0-3 mo
$11.99 $6.59 45% off with code GOBIG
59% off estimated retail![Wonder Nation Long Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/578878642/complimentary.jpg)
![Wonder Nation Long Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/578878575/complimentary.jpg)
Wonder Nation
Long Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
36% off estimated retail![Calvin Klein Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/574725207/complimentary.jpg)
![Calvin Klein Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/574725196/complimentary.jpg)
Calvin Klein
Short Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
18% off estimated retail![Calvin Klein Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/574725469/complimentary.jpg)
![Calvin Klein Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/574725456/complimentary.jpg)
Calvin Klein
Short Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
18% off estimated retail![Mon Cheri Baby Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/574449737/complimentary.jpg)
![Mon Cheri Baby Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/574449706/complimentary.jpg)
Mon Cheri Baby
Short Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
53% off estimated retail![Wonder Nation One Piece Swimsuit (view 2)](https://cf-assets-thredup.thredup.com/assets/574653567/complimentary.jpg)
![Wonder Nation One Piece Swimsuit (view 1)](https://cf-assets-thredup.thredup.com/assets/574653513/complimentary.jpg)
Wonder Nation
One Piece Swimsuit
Size 0-3 mo
$7.99 $4.39 45% off with code GOBIG
27% off estimated retail![Shabby Chic Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/574427922/complimentary.jpg)
![Shabby Chic Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/574427828/complimentary.jpg)
Shabby Chic
Long Sleeve Outfit
Size 0-3 mo
$10.99 $6.04 45% off with code GOBIG
50% off estimated retail![Wippette Kids Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/575223165/complimentary.jpg)
![Wippette Kids Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/575223119/complimentary.jpg)
Wippette Kids
Long Sleeve Outfit
Size 0-3 mo
$7.99 $4.39 45% off with code GOBIG
27% off estimated retail![Catherine Malandrino Special Occasion Dress (view 2)](https://cf-assets-thredup.thredup.com/assets/573646987/complimentary.jpg)
![Catherine Malandrino Special Occasion Dress (view 1)](https://cf-assets-thredup.thredup.com/assets/573647058/complimentary.jpg)
Catherine Malandrino
Special Occasion Dress
Size 0-3 mo
$39.99 $21.99 45% off with code GOBIG
81% off estimated retail![Assorted Brands Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/572440267/complimentary.jpg)
![Assorted Brands Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/572440252/complimentary.jpg)
Assorted Brands
Short Sleeve Onesie
Size 0-3 mo
$8.99 $4.94 45% off with code GOBIG
40% off estimated retail![Juicy Couture Long Sleeve Outfit (view 2)](https://cf-assets-thredup.thredup.com/assets/540412177/complimentary.jpg)
![Juicy Couture Long Sleeve Outfit (view 1)](https://cf-assets-thredup.thredup.com/assets/540412142/complimentary.jpg)
Juicy Couture
Long Sleeve Outfit
Size 0-3 mo
$21.99 $12.09 45% off with code GOBIG
72% off estimated retail![Assorted Brands Short Sleeve Onesie (view 2)](https://cf-assets-thredup.thredup.com/assets/571788889/complimentary.jpg)
![Assorted Brands Short Sleeve Onesie (view 1)](https://cf-assets-thredup.thredup.com/assets/571788817/complimentary.jpg)
Assorted Brands
Short Sleeve Onesie
Size 0-3 mo
$6.99 $3.84 45% off with code GOBIG
53% off estimated retail