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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!

NylonRemove filterBaby Shoe Size 3Remove filter12-18 moRemove filter16Remove filterUnder $10Remove filter
72 items
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    Miss Behave Sleeveless Blouse (view 2)Miss Behave Sleeveless Blouse (view 1)Price Drop
    View Product: Miss Behave Sleeveless Blouse

    Miss Behave

    Sleeveless Blouse
    Size 16
    $11.99 $7.79 35% off with code THANKU
    81% off estimated retail
    Athleta Active T-Shirt (view 2)Athleta Active T-Shirt (view 1)
    View Product: Athleta Active T-Shirt

    Athleta

    Active T-Shirt
    Size 16
    $9.99 $7.99 20% off with code THANKU
    79% off estimated retail
    Hanna Andersson Shorts (view 2)Hanna Andersson Shorts (view 1)
    View Product: Hanna Andersson Shorts

    Hanna Andersson

    Shorts
    Size 12-18 mo
    $11.99 $8.39 30% off with code THANKU
    42% off estimated retail
    Janie and Jack Rash Guard (view 2)Janie and Jack Rash Guard (view 1)
    View Product: Janie and Jack Rash Guard

    Janie and Jack

    Rash Guard
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    71% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Made With Love Dress (view 2)Made With Love Dress (view 1)
    View Product: Made With Love Dress

    Made With Love

    Dress
    Size 12-18 mo
    $6.99 $5.59 20% off with code THANKU
    75% off estimated retail
    Candie's Special Occasion Dress (view 2)Candie's Special Occasion Dress (view 1)Price Drop
    View Product: Candie's Special Occasion Dress

    Candie's

    Special Occasion Dress
    Size 16
    $11.99 $9.59 20% off with code THANKU
    78% off estimated retail
    Monsoon Special Occasion Dress (view 2)Monsoon Special Occasion Dress (view 1)
    View Product: Monsoon Special Occasion Dress

    Monsoon

    Special Occasion Dress
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    75% off estimated retail
    Aqua Jeggings (view 2)Aqua Jeggings (view 1)Price Drop
    View Product: Aqua Jeggings

    Aqua

    Jeggings
    Size 16
    $11.99 $7.79 35% off with code THANKU
    81% off estimated retail
    ZeroXposur Swimsuit Cover Up (view 2)ZeroXposur Swimsuit Cover Up (view 1)Price Drop
    View Product: ZeroXposur Swimsuit Cover Up

    ZeroXposur

    Swimsuit Cover Up
    Size 16
    $9.99 $7.99 20% off with code THANKU
    75% off estimated retail
    Red Herring Pullover Sweater (view 2)Red Herring Pullover Sweater (view 1)Price Drop
    View Product: Red Herring Pullover Sweater

    Red Herring

    Pullover Sweater
    Size 16
    $10.99 $7.69 30% off with code THANKU
    80% off estimated retail
    Miss Behave Dress (view 2)Miss Behave Dress (view 1)Price Drop
    View Product: Miss Behave Dress

    Miss Behave

    Dress
    Size 16
    $10.99 $8.79 20% off with code THANKU
    87% off estimated retail
    White Stag Pullover Sweater (view 2)White Stag Pullover Sweater (view 1)Price Drop
    View Product: White Stag Pullover Sweater

    White Stag

    Pullover Sweater
    Size 16
    $10.99 $7.14 35% off with code THANKU
    59% off estimated retail
    Snapper Rock Rash Guard (view 2)Snapper Rock Rash Guard (view 1)Price Drop
    View Product: Snapper Rock Rash Guard

    Snapper Rock

    Rash Guard
    Size 12-18 mo
    $9.99 $7.99 20% off with code THANKU
    37% off estimated retail
    ZeroXposur Swimsuit Cover Up (view 2)ZeroXposur Swimsuit Cover Up (view 1)Price Drop
    View Product: ZeroXposur Swimsuit Cover Up

    ZeroXposur

    Swimsuit Cover Up
    Size 16
    $10.99 $8.79 20% off with code THANKU
    73% off estimated retail
    Athleta Thermal Top (view 2)Athleta Thermal Top (view 1)Price Drop
    View Product: Athleta Thermal Top

    Athleta

    Thermal Top
    Size 16
    $10.99 $8.79 20% off with code THANKU
    66% off estimated retail
    Baby Gap One Piece Swimsuit (view 2)Baby Gap One Piece Swimsuit (view 1)
    View Product: Baby Gap One Piece Swimsuit

    Baby Gap

    One Piece Swimsuit
    Size 12-18 mo
    $11.99 $9.59 20% off with code THANKU
    55% off estimated retail
    Baby Gap One Piece Swimsuit (view 2)Baby Gap One Piece Swimsuit (view 1)
    View Product: Baby Gap One Piece Swimsuit

    Baby Gap

    One Piece Swimsuit
    Size 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    59% off estimated retail
    Baby Gap Vest (view 2)Baby Gap Vest (view 1)
    View Product: Baby Gap Vest

    Baby Gap

    Vest
    Size 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    74% off estimated retail
    Kids Two Piece Swimsuit (view 2)Kids Two Piece Swimsuit (view 1)New With Tags
    View Product: Kids Two Piece Swimsuit

    Kids

    Two Piece Swimsuit
    Size 16
    $10.99 $8.79 20% off with code THANKU
    56% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)Price Drop
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 12-18 mo
    $11.99 $9.59 20% off with code THANKU
    33% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)Price Drop
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 12-18 mo
    $7.99 $6.39 20% off with code THANKU
    55% off estimated retail
    Baby Gap One Piece Swimsuit (view 2)Baby Gap One Piece Swimsuit (view 1)Price Drop
    View Product: Baby Gap One Piece Swimsuit

    Baby Gap

    One Piece Swimsuit
    Size 12-18 mo
    $7.99 $6.39 20% off with code THANKU
    70% off estimated retail
    Janie and Jack Rash Guard (view 2)Janie and Jack Rash Guard (view 1)Price Drop
    View Product: Janie and Jack Rash Guard

    Janie and Jack

    Rash Guard
    Size 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    64% off estimated retail
    Athleta Rash Guard (view 2)Athleta Rash Guard (view 1)Price Drop
    View Product: Athleta Rash Guard

    Athleta

    Rash Guard
    Size 16
    $11.99 $8.39 30% off with code THANKU
    75% off estimated retail
    Gymboree Dress (view 2)Gymboree Dress (view 1)Price Drop
    View Product: Gymboree Dress

    Gymboree

    Dress
    Size 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    68% off estimated retail
    Tuff Athletics Active Pants (view 2)Tuff Athletics Active Pants (view 1)Price Drop
    View Product: Tuff Athletics Active Pants

    Tuff Athletics

    Active Pants
    Size 16
    $11.99 $9.59 20% off with code THANKU
    45% off estimated retail
    Ruffle Butts Shorts (view 2)Ruffle Butts Shorts (view 1)Price Drop
    View Product: Ruffle Butts Shorts

    Ruffle Butts

    Shorts
    Size 12-18 mo
    $6.99 $5.59 20% off with code THANKU
    $7
    Old Navy Two Piece Swimsuit (view 2)Old Navy Two Piece Swimsuit (view 1)Price Drop
    View Product: Old Navy Two Piece Swimsuit

    Old Navy

    Two Piece Swimsuit
    Size 12-18 mo
    $9.99 $7.99 20% off with code THANKU
    44% off estimated retail
    Justice Cardigan (view 2)Justice Cardigan (view 1)Price Drop
    View Product: Justice Cardigan

    Justice

    Cardigan
    Size 16
    $9.99 $7.99 20% off with code THANKU
    68% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)Price Drop
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    38% off estimated retail
    Koala Kids One Piece Swimsuit (view 2)Koala Kids One Piece Swimsuit (view 1)Price Drop
    View Product: Koala Kids One Piece Swimsuit

    Koala Kids

    One Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    10% off estimated retail
    Baby Gap Outlet One Piece Swimsuit (view 2)Baby Gap Outlet One Piece Swimsuit (view 1)Price Drop
    View Product: Baby Gap Outlet One Piece Swimsuit

    Baby Gap Outlet

    One Piece Swimsuit
    Size 12-18 mo
    $9.99 $7.99 20% off with code THANKU
    $11
    Janie and Jack Rash Guard (view 2)Janie and Jack Rash Guard (view 1)Price Drop
    View Product: Janie and Jack Rash Guard

    Janie and Jack

    Rash Guard
    Size 12-18 mo
    $9.99 $7.99 20% off with code THANKU
    67% off estimated retail
    Janie and Jack Rash Guard (view 2)Janie and Jack Rash Guard (view 1)Price Drop
    View Product: Janie and Jack Rash Guard

    Janie and Jack

    Rash Guard
    Size 12-18 mo
    $6.99 $5.59 20% off with code THANKU
    77% off estimated retail
    Assorted Brands One Piece Swimsuit (view 2)Assorted Brands One Piece Swimsuit (view 1)Price Drop
    View Product: Assorted Brands One Piece Swimsuit

    Assorted Brands

    One Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    59% off estimated retail
    Baby Gap One Piece Swimsuit (view 2)Baby Gap One Piece Swimsuit (view 1)Price Drop
    View Product: Baby Gap One Piece Swimsuit

    Baby Gap

    One Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    66% off estimated retail
    Heart-N-Crush Casual Pants (view 2)Heart-N-Crush Casual Pants (view 1)Price Drop
    View Product: Heart-N-Crush Casual Pants

    Heart-N-Crush

    Casual Pants
    Size 16
    $9.99 $7.49 25% off with code THANKU
    69% off estimated retail
    Rockets of Awesome Skirt (view 2)Rockets of Awesome Skirt (view 1)Price Drop
    View Product: Rockets of Awesome Skirt

    Rockets of Awesome

    Skirt
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    59% off estimated retail
    Speedo Tank Top (view 2)Speedo Tank Top (view 1)Price Drop
    View Product: Speedo Tank Top

    Speedo

    Tank Top
    Size 16
    $8.99 $7.19 20% off with code THANKU
    43% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)Price Drop
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    50% off estimated retail
    Speedo Active Tank (view 2)Speedo Active Tank (view 1)Price Drop
    View Product: Speedo Active Tank

    Speedo

    Active Tank
    Size 16
    $6.99 $5.59 20% off with code THANKU
    69% off estimated retail
    Floatimini One Piece Swimsuit (view 2)Floatimini One Piece Swimsuit (view 1)Price Drop
    View Product: Floatimini One Piece Swimsuit

    Floatimini

    One Piece Swimsuit
    Size 12-18 mo
    $6.99 $5.59 20% off with code THANKU
    86% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)Price Drop
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 12-18 mo
    $7.99 $6.39 20% off with code THANKU
    60% off estimated retail
    Old Navy Outlet One Piece Swimsuit (view 2)Old Navy Outlet One Piece Swimsuit (view 1)Price Drop
    View Product: Old Navy Outlet One Piece Swimsuit

    Old Navy Outlet

    One Piece Swimsuit
    Size 12-18 mo
    $7.99 $6.39 20% off with code THANKU
    20% off estimated retail
    Baby Gap Two Piece Swimsuit (view 2)Baby Gap Two Piece Swimsuit (view 1)Price Drop
    View Product: Baby Gap Two Piece Swimsuit

    Baby Gap

    Two Piece Swimsuit
    Size 12-18 mo
    $7.99 $6.39 20% off with code THANKU
    68% off estimated retail
    Gerry Tank Top (view 2)Gerry Tank Top (view 1)Price Drop
    View Product: Gerry Tank Top

    Gerry

    Tank Top
    Size 16
    $8.99 $7.19 20% off with code THANKU
    59% off estimated retail
    The Children's Place One Piece Swimsuit (view 2)The Children's Place One Piece Swimsuit (view 1)Price Drop
    View Product: The Children's Place One Piece Swimsuit

    The Children's Place

    One Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    50% off estimated retail
    Baby Gap Pullover Sweater (view 2)Baby Gap Pullover Sweater (view 1)Price Drop
    View Product: Baby Gap Pullover Sweater

    Baby Gap

    Pullover Sweater
    Size 12-18 mo
    $9.99 $7.99 20% off with code THANKU
    73% off estimated retail
    Old Navy Two Piece Swimsuit (view 2)Old Navy Two Piece Swimsuit (view 1)New With Tags
    View Product: Old Navy Two Piece Swimsuit

    Old Navy

    Two Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    28% off estimated retail
    Andee Lew Long Sleeve Onesie (view 2)Andee Lew Long Sleeve Onesie (view 1)Price Drop
    View Product: Andee Lew Long Sleeve Onesie

    Andee Lew

    Long Sleeve Onesie
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    66% off estimated retail
    Justice Skort (view 2)Justice Skort (view 1)Price Drop
    View Product: Justice Skort

    Justice

    Skort
    Size 16
    $9.99 $7.99 20% off with code THANKU
    74% off estimated retail
    Gymboree Sleeveless Blouse (view 2)Gymboree Sleeveless Blouse (view 1)Price Drop
    View Product: Gymboree Sleeveless Blouse

    Gymboree

    Sleeveless Blouse
    Size 12-18 mo
    $7.99 $6.39 20% off with code THANKU
    70% off estimated retail
    Andee Lew Short Sleeve Onesie (view 2)Andee Lew Short Sleeve Onesie (view 1)Price Drop
    View Product: Andee Lew Short Sleeve Onesie

    Andee Lew

    Short Sleeve Onesie
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    50% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)Price Drop
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    47% off estimated retail
    Random Hearts One Piece Swimsuit (view 2)Random Hearts One Piece Swimsuit (view 1)
    View Product: Random Hearts One Piece Swimsuit

    Random Hearts

    One Piece Swimsuit
    Size 16
    $10.99
    31% off estimated retail
    Elodie Pullover Sweater (view 2)Elodie Pullover Sweater (view 1)
    View Product: Elodie Pullover Sweater

    Elodie

    Pullover Sweater
    Size 16
    $10.99
    73% off estimated retail
    Old Navy Long Sleeve Outfit (view 2)Old Navy Long Sleeve Outfit (view 1)
    View Product: Old Navy Long Sleeve Outfit

    Old Navy

    Long Sleeve Outfit
    Size 12-18 mo
    $6.99 $5.59 20% off with code THANKU
    56% off estimated retail
    Fresh Brewed Long Sleeve Blouse (view 2)Fresh Brewed Long Sleeve Blouse (view 1)
    View Product: Fresh Brewed Long Sleeve Blouse

    Fresh Brewed

    Long Sleeve Blouse
    Size 16
    $7.99 $6.39 20% off with code THANKU
    63% off estimated retail
    Justice Cardigan (view 2)Justice Cardigan (view 1)
    View Product: Justice Cardigan

    Justice

    Cardigan
    Size 16
    $8.99 $7.19 20% off with code THANKU
    71% off estimated retail
    L.L.Bean Active Pants (view 2)L.L.Bean Active Pants (view 1)
    View Product: L.L.Bean Active Pants

    L.L.Bean

    Active Pants
    Size 16
    $9.99 $7.99 20% off with code THANKU
    54% off estimated retail
    Bloomies Baby Casual Pants (view 2)Bloomies Baby Casual Pants (view 1)
    View Product: Bloomies Baby Casual Pants

    Bloomies Baby

    Casual Pants
    Size 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    26% off estimated retail
    Baby Gap Outlet Short Sleeve Onesie (view 2)Baby Gap Outlet Short Sleeve Onesie (view 1)
    View Product: Baby Gap Outlet Short Sleeve Onesie

    Baby Gap Outlet

    Short Sleeve Onesie
    Size 12-18 mo
    $6.99 $5.59 20% off with code THANKU
    $7
    Old Navy Cardigan (view 2)Old Navy Cardigan (view 1)
    View Product: Old Navy Cardigan

    Old Navy

    Cardigan
    Size 16
    $11.99 $9.59 20% off with code THANKU
    55% off estimated retail
    Danskin Now Leotard (view 2)Danskin Now Leotard (view 1)
    View Product: Danskin Now Leotard

    Danskin Now

    Leotard
    Size 16
    $6.99 $5.59 20% off with code THANKU
    36% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 16
    $9.99 $7.99 20% off with code THANKU
    60% off estimated retail
    Baby Gap One Piece Swimsuit (view 2)Baby Gap One Piece Swimsuit (view 1)
    View Product: Baby Gap One Piece Swimsuit

    Baby Gap

    One Piece Swimsuit
    Size 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    59% off estimated retail
    Baby Gap Shorts (view 2)Baby Gap Shorts (view 1)
    View Product: Baby Gap Shorts

    Baby Gap

    Shorts
    Size 12-18 mo
    $9.99 $7.99 20% off with code THANKU
    52% off estimated retail
    Janie and Jack Pullover Sweater (view 2)Janie and Jack Pullover Sweater (view 1)Flawed Gem
    View Product: Janie and Jack Pullover Sweater

    Janie and Jack

    Pullover Sweater
    Size 12-18 mo
    $11.99 $8.99 25% off with code THANKU
    66% off estimated retail
    Assorted Brands Shrug (view 2)Assorted Brands Shrug (view 1)
    View Product: Assorted Brands Shrug

    Assorted Brands

    Shrug
    Size 16
    $8.99 $7.19 20% off with code THANKU
    79% off estimated retail
    Ruffle Butts Tank Top (view 2)Ruffle Butts Tank Top (view 1)
    View Product: Ruffle Butts Tank Top

    Ruffle Butts

    Tank Top
    Size 12-18 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Baby Gap Shorts (view 2)Baby Gap Shorts (view 1)
    View Product: Baby Gap Shorts

    Baby Gap

    Shorts
    Size 12-18 mo
    $8.99 $7.19 20% off with code THANKU
    57% off estimated retail
    Old Navy Bucket Hat (view 1)
    View Product: Old Navy Bucket Hat

    Old Navy

    Bucket Hat
    Size 12-18 mo
    $7.99 $6.39 20% off with code THANKU
    27% off estimated retail
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