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!
292 items
Sort by:
View Product: Janie and Jack One Piece Swimsuit
Janie and Jack
One Piece Swimsuit
Size 3-6 mo
$16.99 $10.19 40% off with code HOTDEAL
66% off estimated retailView Product: Splendid Long Sleeve Button-Down Shirt
Splendid
Long Sleeve Button-Down Shirt
Size 3-6 mo
$17.99 $10.79 40% off with code HOTDEAL
63% off estimated retailView Product: Assorted Brands Short Sleeve Onesie
Assorted Brands
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
60% off estimated retailView Product: Assorted Brands Short Sleeve Onesie
Assorted Brands
Short Sleeve Onesie
Size 3-6 mo
$7.99 $4.79 40% off with code HOTDEAL
53% off estimated retailView Product: Nicole Miller Short Sleeve Onesie
Nicole Miller
Short Sleeve Onesie
Size 3-6 mo
$9.99 $5.99 40% off with code HOTDEAL
59% off estimated retailView Product: American Apparel Short Sleeve Onesie
American Apparel
Short Sleeve Onesie
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
40% off estimated retailView Product: Assorted Brands Short Sleeve Onesie
Assorted Brands
Short Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
46% off estimated retailView Product: Jessica Simpson Short Sleeve Onesie
Jessica Simpson
Short Sleeve Onesie
Size 3-6 mo
$7.99 $4.79 40% off with code HOTDEAL
42% off estimated retailView Product: Cat & Jack Long Sleeve Onesie
Cat & Jack
Long Sleeve Onesie
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
30% off estimated retailView Product: Lora Lin Design Long Sleeve Onesie
Lora Lin Design
Long Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
54% off estimated retailView Product: Burt's Bees Baby Long Sleeve Onesie
Burt's Bees Baby
Long Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
27% off estimated retailView Product: Genuine Merchandise by Gen2 Short Sleeve Onesie
Genuine Merchandise by Gen2
Short Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
27% off estimated retailView Product: Genuine Merchandise by Gen2 Short Sleeve Onesie
Genuine Merchandise by Gen2
Short Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
27% off estimated retailView Product: Baby Gap Long Sleeve Onesie
Baby Gap
Long Sleeve Onesie
Size 3-6 mo
$16.99 $10.19 40% off with code HOTDEAL
60% 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
$7.99 $4.79 40% off with code HOTDEAL
78% off estimated retailView Product: First Impressions Long Sleeve Top
First Impressions
Long Sleeve Top
Size 3-6 mo
$11.99 $7.19 40% off with code HOTDEAL
66% off estimated retailView Product: Cat & Jack Short Sleeve Onesie
Cat & Jack
Short Sleeve Onesie
Size 3-6 mo
$9.99 $5.99 40% off with code HOTDEAL
20% off estimated retailView Product: Burt's Bees Baby Long Sleeve Onesie
Burt's Bees Baby
Long Sleeve Onesie
Size 3-6 mo
$9.99 $5.99 40% off with code HOTDEAL
27% off estimated retailView Product: Cat & Jack Short Sleeve Onesie
Cat & Jack
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
40% off estimated retailView Product: John Deere Short Sleeve Outfit
John Deere
Short Sleeve Outfit
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
27% off estimated retailView Product: The Children's Place Long Sleeve Onesie
The Children's Place
Long Sleeve Onesie
Size 3-6 mo
$11.99 $7.19 40% off with code HOTDEAL
37% off estimated retailView Product: Cat & Jack Long Sleeve Onesie
Cat & Jack
Long Sleeve Onesie
Size 3-6 mo
$9.99 $5.99 40% off with code HOTDEAL
30% off estimated retailView Product: Child of Mine by Carter's Long Sleeve Onesie
Child of Mine by Carter's
Long Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
27% off estimated retailView Product: Calvin Klein Short Sleeve Onesie
Calvin Klein
Short Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
18% off estimated retailView Product: Cat & Jack Short Sleeve Onesie
Cat & Jack
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
40% off estimated retailView Product: Unbranded Short Sleeve Onesie
Unbranded
Short Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
46% off estimated retailView Product: Koala Baby Short Sleeve Onesie
Koala Baby
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
14% off estimated retailView Product: Cat & Jack Short Sleeve Onesie
Cat & Jack
Short Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
20% off estimated retailView Product: Rivalry Threads Long Sleeve Outfit
Rivalry Threads
Long Sleeve Outfit
Size 3-6 mo
$12.99 $7.79 40% off with code HOTDEAL
31% off estimated retailView Product: Cat & Jack Long Sleeve Onesie
Cat & Jack
Long Sleeve Onesie
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
10% off estimated retailView Product: Laughing Giraffe Short Sleeve Onesie
Laughing Giraffe
Short Sleeve Onesie
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
33% off estimated retailView Product: The Children's Place Long Sleeve Onesie
The Children's Place
Long Sleeve Onesie
Size 3-6 mo
$11.99 $7.19 40% off with code HOTDEAL
37% off estimated retailView Product: Calvin Klein Short Sleeve Onesie
Calvin Klein
Short Sleeve Onesie
Size 3-6 mo
$7.99 $4.79 40% off with code HOTDEAL
27% off estimated retailView Product: Baby Gap Short Sleeve Onesie
Baby Gap
Short Sleeve Onesie
Size 3-6 mo
$11.99 $7.19 40% off with code HOTDEAL
37% off estimated retailView Product: Cat & Jack Short Sleeve Onesie
Cat & Jack
Short Sleeve Onesie
Size 3-6 mo
$8.99 $5.39 40% off with code HOTDEAL
20% off estimated retailView Product: Chick Pea Long Sleeve Onesie
Chick Pea
Long Sleeve Onesie
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
18% off estimated retailView Product: First Impressions Casual Pants
First Impressions
Casual Pants
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
75% off estimated retailView Product: Duck Duck Goose Short Sleeve Onesie
Duck Duck Goose
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
14% off estimated retailView Product: Assorted Brands Short Sleeve Onesie
Assorted Brands
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
60% off estimated retailView Product: Cat & Jack Short Sleeve Onesie
Cat & Jack
Short Sleeve Onesie
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
10% off estimated retailView Product: Cloud Island Short Sleeve Onesie
Cloud Island
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
14% off estimated retailView Product: Amazon Essentials Short Sleeve Onesie
Amazon Essentials
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
33% off estimated retailView Product: Amazon Essentials Short Sleeve Onesie
Amazon Essentials
Short Sleeve Onesie
Size 3-6 mo
$6.99 $4.19 40% off with code HOTDEAL
33% off estimated retailView Product: Little Blue House Heritage Short Sleeve Onesie
Little Blue House Heritage
Short Sleeve Onesie
Size 3-6 mo
$10.99 $6.59 40% off with code HOTDEAL
44% off estimated retail