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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!

TealRemove filter6-9 moRemove filterKid Shoe Size 13½Remove filterYouth Shoe Size 1Remove filterYouth Shoe Size 4Remove filterYouth Shoe Size 5½Remove filter
68 items
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    Swiggles Short Sleeve Onesie (view 2)Swiggles Short Sleeve Onesie (view 1)
    View Product: Swiggles Short Sleeve Onesie

    Swiggles

    Short Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    45% off estimated retail
    Unbranded Short Sleeve Onesie (view 2)Unbranded Short Sleeve Onesie (view 1)
    View Product: Unbranded Short Sleeve Onesie

    Unbranded

    Short Sleeve Onesie
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    40% off estimated retail
    Nanette Long Sleeve Onesie (view 2)Nanette Long Sleeve Onesie (view 1)Price Drop
    View Product: Nanette Long Sleeve Onesie

    Nanette

    Long Sleeve Onesie
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    66% off estimated retail
    TU Short Sleeve Outfit (view 2)TU Short Sleeve Outfit (view 1)
    View Product: TU Short Sleeve Outfit

    TU

    Short Sleeve Outfit
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    38% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Juicy Couture Sweatshirt (view 2)Juicy Couture Sweatshirt (view 1)Price Drop
    View Product: Juicy Couture Sweatshirt

    Juicy Couture

    Sweatshirt
    Size 6-9 mo
    $18.99 $14.24 25% off with code THANKU
    78% off estimated retail
    Cat & Jack Short Sleeve Onesie (view 2)Cat & Jack Short Sleeve Onesie (view 1)
    View Product: Cat & Jack Short Sleeve Onesie

    Cat & Jack

    Short Sleeve Onesie
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    30% off estimated retail
    H&M Long Sleeve Onesie (view 2)H&M Long Sleeve Onesie (view 1)
    View Product: H&M Long Sleeve Onesie

    H&M

    Long Sleeve Onesie
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    31% off estimated retail
    Assorted Brands Long Sleeve Onesie (view 2)Assorted Brands Long Sleeve Onesie (view 1)
    View Product: Assorted Brands Long Sleeve Onesie

    Assorted Brands

    Long Sleeve Onesie
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    59% off estimated retail
    The Children's Place Short Sleeve Onesie (view 2)The Children's Place Short Sleeve Onesie (view 1)
    View Product: The Children's Place Short Sleeve Onesie

    The Children's Place

    Short Sleeve Onesie
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    27% off estimated retail
    Gerber Short Sleeve Onesie (view 2)Gerber Short Sleeve Onesie (view 1)Price Drop
    View Product: Gerber Short Sleeve Onesie

    Gerber

    Short Sleeve Onesie
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    $7
    Quiltex Short Sleeve Onesie (view 2)Quiltex Short Sleeve Onesie (view 1)Price Drop
    View Product: Quiltex Short Sleeve Onesie

    Quiltex

    Short Sleeve Onesie
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    $7
    Beaux et Belles Short Sleeve Onesie (view 2)Beaux et Belles Short Sleeve Onesie (view 1)Price Drop
    View Product: Beaux et Belles Short Sleeve Onesie

    Beaux et Belles

    Short Sleeve Onesie
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    $7
    Assorted Brands Short Sleeve Onesie (view 2)Assorted Brands Short Sleeve Onesie (view 1)Price Drop
    View Product: Assorted Brands Short Sleeve Onesie

    Assorted Brands

    Short Sleeve Onesie
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    40% off estimated retail
    Assorted Brands Short Sleeve Onesie (view 2)Assorted Brands Short Sleeve Onesie (view 1)Price Drop
    View Product: Assorted Brands Short Sleeve Onesie

    Assorted Brands

    Short Sleeve Onesie
    Size 6-9 mo
    $9.99 $7.99 20% off with code THANKU
    33% off estimated retail
    Gerber Short Sleeve Onesie (view 2)Gerber Short Sleeve Onesie (view 1)Price Drop
    View Product: Gerber Short Sleeve Onesie

    Gerber

    Short Sleeve Onesie
    Size 6-9 mo
    $4.99 $3.99 20% off with code THANKU
    28% off estimated retail
    Gerber Short Sleeve Onesie (view 2)Gerber Short Sleeve Onesie (view 1)Price Drop
    View Product: Gerber Short Sleeve Onesie

    Gerber

    Short Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Nautica Pullover Sweater (view 2)Nautica Pullover Sweater (view 1)Price Drop
    View Product: Nautica Pullover Sweater

    Nautica

    Pullover Sweater
    Size 6-9 mo
    $10.99 $8.24 25% off with code THANKU
    62% off estimated retail
    T.J. Maxx Bucket Hat (view 1)Price Drop
    View Product: T.J. Maxx Bucket Hat

    T.J. Maxx

    Bucket Hat
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    John Deere Short Sleeve Onesie (view 2)John Deere Short Sleeve Onesie (view 1)Price Drop
    View Product: John Deere Short Sleeve Onesie

    John Deere

    Short Sleeve Onesie
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    27% off estimated retail
    Kyle & Deena Casual Pants (view 2)Kyle & Deena Casual Pants (view 1)Price Drop
    View Product: Kyle & Deena Casual Pants

    Kyle & Deena

    Casual Pants
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    26% off estimated retail
    Child of Mine by Carter's Short Sleeve Outfit (view 2)Child of Mine by Carter's Short Sleeve Outfit (view 1)Price Drop
    View Product: Child of Mine by Carter's Short Sleeve Outfit

    Child of Mine by Carter's

    Short Sleeve Outfit
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Healthtex Long Sleeve Blouse (view 2)Healthtex Long Sleeve Blouse (view 1)Price Drop
    View Product: Healthtex Long Sleeve Blouse

    Healthtex

    Long Sleeve Blouse
    Size 6-9 mo
    $9.99 $7.99 20% off with code THANKU
    33% off estimated retail
    Wonder Nation Dress (view 2)Wonder Nation Dress (view 1)Price Drop
    View Product: Wonder Nation Dress

    Wonder Nation

    Dress
    Size 6-9 mo
    $9.99 $7.99 20% off with code THANKU
    33% off estimated retail
    Assorted Brands Short Sleeve Onesie (view 2)Assorted Brands Short Sleeve Onesie (view 1)Price Drop
    View Product: Assorted Brands Short Sleeve Onesie

    Assorted Brands

    Short Sleeve Onesie
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    46% off estimated retail
    Polarn O. Pyret Shorts (view 2)Polarn O. Pyret Shorts (view 1)Price Drop
    View Product: Polarn O. Pyret Shorts

    Polarn O. Pyret

    Shorts
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    81% off estimated retail
    Mayoral Dress (view 2)Mayoral Dress (view 1)Price Drop
    View Product: Mayoral Dress

    Mayoral

    Dress
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    79% off estimated retail
    The Children's Place Casual Pants (view 2)The Children's Place Casual Pants (view 1)Price Drop
    View Product: The Children's Place Casual Pants

    The Children's Place

    Casual Pants
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    40% off estimated retail
    OshKosh B'gosh Shorts (view 2)OshKosh B'gosh Shorts (view 1)Price Drop
    View Product: OshKosh B'gosh Shorts

    OshKosh B'gosh

    Shorts
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    36% off estimated retail
    Unbranded Short Sleeve Onesie (view 2)Unbranded Short Sleeve Onesie (view 1)Price Drop
    View Product: Unbranded Short Sleeve Onesie

    Unbranded

    Short Sleeve Onesie
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    40% off estimated retail
    Nautica Short Sleeve Onesie (view 2)Nautica Short Sleeve Onesie (view 1)Price Drop
    View Product: Nautica Short Sleeve Onesie

    Nautica

    Short Sleeve Onesie
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    46% off estimated retail
    Kidgets Long Sleeve Outfit (view 2)Kidgets Long Sleeve Outfit (view 1)Price Drop
    View Product: Kidgets Long Sleeve Outfit

    Kidgets

    Long Sleeve Outfit
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    $11
    Assorted Brands Short Sleeve Onesie (view 2)Assorted Brands Short Sleeve Onesie (view 1)New With Tags
    View Product: Assorted Brands Short Sleeve Onesie

    Assorted Brands

    Short Sleeve Onesie
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    40% off estimated retail
    Little Beginnings Short Sleeve Onesie (view 2)Little Beginnings Short Sleeve Onesie (view 1)Price Drop
    View Product: Little Beginnings Short Sleeve Onesie

    Little Beginnings

    Short Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Assorted Brands Sun Hat (view 1)Price Drop
    View Product: Assorted Brands Sun Hat

    Assorted Brands

    Sun Hat
    Size 6-9 mo
    $9.99 $7.99 20% off with code THANKU
    33% off estimated retail
    Splendid Short Sleeve Outfit (view 2)Splendid Short Sleeve Outfit (view 1)Price Drop
    View Product: Splendid Short Sleeve Outfit

    Splendid

    Short Sleeve Outfit
    Size 6-9 mo
    $9.99 $7.49 25% off with code THANKU
    54% off estimated retail
    KensieGirl Long Sleeve Onesie (view 2)KensieGirl Long Sleeve Onesie (view 1)Price Drop
    View Product: KensieGirl Long Sleeve Onesie

    KensieGirl

    Long Sleeve Onesie
    Size 6-9 mo
    $9.99 $7.99 20% off with code THANKU
    63% off estimated retail
    Cherokee Short Sleeve Outfit (view 2)Cherokee Short Sleeve Outfit (view 1)Price Drop
    View Product: Cherokee Short Sleeve Outfit

    Cherokee

    Short Sleeve Outfit
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    26% off estimated retail
    Sense Leggings (view 2)Sense Leggings (view 1)Price Drop
    View Product: Sense Leggings

    Sense

    Leggings
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    27% off estimated retail
    Happi by Dena Short Sleeve Onesie (view 2)Happi by Dena Short Sleeve Onesie (view 1)Price Drop
    View Product: Happi by Dena Short Sleeve Onesie

    Happi by Dena

    Short Sleeve Onesie
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    60% off estimated retail
    Nike Sneakers (view 2)Nike Sneakers (view 1)
    View Product: Nike Sneakers

    Nike

    Sneakers
    Size 5 1/2
    $50.99
    56% off estimated retail
    Merrell Sneakers (view 2)Merrell Sneakers (view 1)Flawed Gem
    View Product: Merrell Sneakers

    Merrell

    Sneakers
    Size 1
    $19.99
    55% off estimated retail
    Mori Short Sleeve T-Shirt (view 2)Mori Short Sleeve T-Shirt (view 1)
    View Product: Mori Short Sleeve T-Shirt

    Mori

    Short Sleeve T-Shirt
    Size 6-9 mo
    $11.99
    45% off estimated retail
    Lands' End Boots (view 2)Lands' End Boots (view 1)
    View Product: Lands' End Boots

    Lands' End

    Boots
    Size 4
    $28.99 $17.39 40% off with code THANKU
    53% off estimated retail
    Cherokee Short Sleeve Onesie (view 2)Cherokee Short Sleeve Onesie (view 1)
    View Product: Cherokee Short Sleeve Onesie

    Cherokee

    Short Sleeve Onesie
    Size 6-9 mo
    $4.99 $3.99 20% off with code THANKU
    28% off estimated retail
    Hb Long Sleeve Onesie (view 2)Hb Long Sleeve Onesie (view 1)
    View Product: Hb Long Sleeve Onesie

    Hb

    Long Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    45% off estimated retail
    Ugg Australia Boots (view 2)Ugg Australia Boots (view 1)
    View Product: Ugg Australia Boots

    Ugg Australia

    Boots
    Size 1
    $33.99 $18.69 45% off with code THANKU
    73% off estimated retail
    American Eagle Shoes Sneakers (view 2)American Eagle Shoes Sneakers (view 1)
    View Product: American Eagle Shoes Sneakers

    American Eagle Shoes

    Sneakers
    Size 1
    $16.99 $11.89 30% off with code THANKU
    37% off estimated retail
    The Children's Place Short Sleeve Onesie (view 2)The Children's Place Short Sleeve Onesie (view 1)
    View Product: The Children's Place Short Sleeve Onesie

    The Children's Place

    Short Sleeve Onesie
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    27% off estimated retail
    The Modern Baby Short Sleeve Onesie (view 2)The Modern Baby Short Sleeve Onesie (view 1)
    View Product: The Modern Baby Short Sleeve Onesie

    The Modern Baby

    Short Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Nike Sneakers (view 2)Nike Sneakers (view 1)
    View Product: Nike Sneakers

    Nike

    Sneakers
    Size 5 1/2
    $54.99
    38% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    35% off estimated retail
    Ugg Sneakers (view 2)Ugg Sneakers (view 1)
    View Product: Ugg Sneakers

    Ugg

    Sneakers
    Size 1
    $28.99 $21.74 25% off with code THANKU
    77% off estimated retail
    Ralph by Ralph Lauren Short Sleeve Onesie (view 2)Ralph by Ralph Lauren Short Sleeve Onesie (view 1)
    View Product: Ralph by Ralph Lauren Short Sleeve Onesie

    Ralph by Ralph Lauren

    Short Sleeve Onesie
    Size 6-9 mo
    $8.99 $7.19 20% off with code THANKU
    50% off estimated retail
    Under Armour Long Sleeve Onesie (view 2)Under Armour Long Sleeve Onesie (view 1)
    View Product: Under Armour Long Sleeve Onesie

    Under Armour

    Long Sleeve Onesie
    Size 6-9 mo
    $11.99 $8.39 30% off with code THANKU
    55% off estimated retail
    Assorted Brands Hat (view 1)
    View Product: Assorted Brands Hat

    Assorted Brands

    Hat
    Size 6-9 mo
    $9.99 $7.99 20% off with code THANKU
    54% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    35% off estimated retail
    First Impressions Short Sleeve Outfit (view 2)First Impressions Short Sleeve Outfit (view 1)
    View Product: First Impressions Short Sleeve Outfit

    First Impressions

    Short Sleeve Outfit
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    38% off estimated retail
    Gerber Short Sleeve Onesie (view 2)Gerber Short Sleeve Onesie (view 1)
    View Product: Gerber Short Sleeve Onesie

    Gerber

    Short Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    First Impressions Short Sleeve Onesie (view 2)First Impressions Short Sleeve Onesie (view 1)
    View Product: First Impressions Short Sleeve Onesie

    First Impressions

    Short Sleeve Onesie
    Size 6-9 mo
    $10.99 $8.79 20% off with code THANKU
    38% off estimated retail
    Tea Dress (view 2)Tea Dress (view 1)
    View Product: Tea Dress

    Tea

    Dress
    Size 6-9 mo
    $16.99 $11.89 30% off with code THANKU
    54% off estimated retail
    Cloud Island Short Sleeve Onesie (view 2)Cloud Island Short Sleeve Onesie (view 1)
    View Product: Cloud Island Short Sleeve Onesie

    Cloud Island

    Short Sleeve Onesie
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    $7
    Cloud Island Short Sleeve Onesie (view 2)Cloud Island Short Sleeve Onesie (view 1)
    View Product: Cloud Island Short Sleeve Onesie

    Cloud Island

    Short Sleeve Onesie
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    $7
    Kyle & Deena Short Sleeve Onesie (view 2)Kyle & Deena Short Sleeve Onesie (view 1)
    View Product: Kyle & Deena Short Sleeve Onesie

    Kyle & Deena

    Short Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Nautica Short Sleeve Onesie (view 2)Nautica Short Sleeve Onesie (view 1)
    View Product: Nautica Short Sleeve Onesie

    Nautica

    Short Sleeve Onesie
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    53% off estimated retail
    Cloud Island Short Sleeve Onesie (view 2)Cloud Island Short Sleeve Onesie (view 1)
    View Product: Cloud Island Short Sleeve Onesie

    Cloud Island

    Short Sleeve Onesie
    Size 6-9 mo
    $4.99 $3.99 20% off with code THANKU
    28% off estimated retail
    Cloud Island Short Sleeve Onesie (view 2)Cloud Island Short Sleeve Onesie (view 1)
    View Product: Cloud Island Short Sleeve Onesie

    Cloud Island

    Short Sleeve Onesie
    Size 6-9 mo
    $7.99 $6.39 20% off with code THANKU
    $7
    Small Wonders Short Sleeve Onesie (view 2)Small Wonders Short Sleeve Onesie (view 1)
    View Product: Small Wonders Short Sleeve Onesie

    Small Wonders

    Short Sleeve Onesie
    Size 6-9 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Zak & Zoey Leggings (view 2)Zak & Zoey Leggings (view 1)
    View Product: Zak & Zoey Leggings

    Zak & Zoey

    Leggings
    Size 6-9 mo
    $6.99 $5.59 20% off with code THANKU
    36% off estimated retail
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