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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!

SpandexRemove filterKid Shoe Size 13½Remove filterYouth Shoe Size 1Remove filter9-12 moRemove filter
36 items
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    Monica + Andy Athletic Shorts (view 2)Monica + Andy Athletic Shorts (view 1)
    View Product: Monica + Andy Athletic Shorts

    Monica + Andy

    Athletic Shorts
    Size 9-12 mo
    $10.99 $6.04 45% off with code GOBIG
    26% off estimated retail
    Hatley One Piece Swimsuit (view 2)Hatley One Piece Swimsuit (view 1)
    View Product: Hatley One Piece Swimsuit

    Hatley

    One Piece Swimsuit
    Size 9-12 mo
    $13.99 $7.69 45% off with code GOBIG
    48% off estimated retail
    Unbranded Casual Pants (view 2)Unbranded Casual Pants (view 1)
    View Product: Unbranded Casual Pants

    Unbranded

    Casual Pants
    Size 9-12 mo
    $8.99 $4.94 45% off with code GOBIG
    69% off estimated retail
    Mudpie Baby Skirt (view 2)Mudpie Baby Skirt (view 1)
    View Product: Mudpie Baby Skirt

    Mudpie Baby

    Skirt
    Size 9-12 mo
    $16.99 $9.34 45% off with code GOBIG
    73% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Monica + Andy Dress (view 2)Monica + Andy Dress (view 1)
    View Product: Monica + Andy Dress

    Monica + Andy

    Dress
    Size 9-12 mo
    $12.99 $7.14 45% off with code GOBIG
    55% off estimated retail
    Tea Shorts (view 2)Tea Shorts (view 1)
    View Product: Tea Shorts

    Tea

    Shorts
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    44% off estimated retail
    Shein Dress (view 2)Shein Dress (view 1)
    View Product: Shein Dress

    Shein

    Dress
    Size 9-12 mo
    $8.99 $4.94 45% off with code GOBIG
    40% off estimated retail
    Unbranded Long Sleeve Onesie (view 2)Unbranded Long Sleeve Onesie (view 1)
    View Product: Unbranded Long Sleeve Onesie

    Unbranded

    Long Sleeve Onesie
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    54% off estimated retail
    Tea Rash Guard (view 2)Tea Rash Guard (view 1)
    View Product: Tea Rash Guard

    Tea

    Rash Guard
    Size 9-12 mo
    $14.99 $8.24 45% off with code GOBIG
    44% off estimated retail
    Monica + Andy Long Sleeve Onesie (view 2)Monica + Andy Long Sleeve Onesie (view 1)
    View Product: Monica + Andy Long Sleeve Onesie

    Monica + Andy

    Long Sleeve Onesie
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    54% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    44% off estimated retail
    Unbranded Long Sleeve Onesie (view 2)Unbranded Long Sleeve Onesie (view 1)
    View Product: Unbranded Long Sleeve Onesie

    Unbranded

    Long Sleeve Onesie
    Size 9-12 mo
    $11.99 $6.59 45% off with code GOBIG
    45% off estimated retail
    BAILEY'S BLOSSOMS Dress (view 2)BAILEY'S BLOSSOMS Dress (view 1)
    View Product: BAILEY'S BLOSSOMS Dress

    BAILEY'S BLOSSOMS

    Dress
    Size 9-12 mo
    $10.99 $6.04 45% off with code GOBIG
    62% off estimated retail
    Shein Long Sleeve Onesie (view 2)Shein Long Sleeve Onesie (view 1)
    View Product: Shein Long Sleeve Onesie

    Shein

    Long Sleeve Onesie
    Size 9-12 mo
    $10.99 $6.04 45% off with code GOBIG
    $11
    Shein Long Sleeve Onesie (view 2)Shein Long Sleeve Onesie (view 1)
    View Product: Shein Long Sleeve Onesie

    Shein

    Long Sleeve Onesie
    Size 9-12 mo
    $7.99 $4.39 45% off with code GOBIG
    27% off estimated retail
    Aden + Anais Short Sleeve Onesie (view 2)Aden + Anais Short Sleeve Onesie (view 1)
    View Product: Aden + Anais Short Sleeve Onesie

    Aden + Anais

    Short Sleeve Onesie
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    $11
    Unbranded Long Sleeve Outfit (view 2)Unbranded Long Sleeve Outfit (view 1)
    View Product: Unbranded Long Sleeve Outfit

    Unbranded

    Long Sleeve Outfit
    Size 9-12 mo
    $6.99 $3.84 45% off with code GOBIG
    68% off estimated retail
    Assorted Brands Short Sleeve Onesie (view 2)Assorted Brands Short Sleeve Onesie (view 1)
    View Product: Assorted Brands Short Sleeve Onesie

    Assorted Brands

    Short Sleeve Onesie
    Size 9-12 mo
    $8.99 $4.94 45% off with code GOBIG
    40% off estimated retail
    Monica + Andy Long Sleeve Onesie (view 2)Monica + Andy Long Sleeve Onesie (view 1)Price Drop
    View Product: Monica + Andy Long Sleeve Onesie

    Monica + Andy

    Long Sleeve Onesie
    Size 9-12 mo
    $12.99 $7.14 45% off with code GOBIG
    40% off estimated retail
    Pout Pullover Sweater (view 2)Pout Pullover Sweater (view 1)
    View Product: Pout Pullover Sweater

    Pout

    Pullover Sweater
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    63% off estimated retail
    Turtles & Tees Long Sleeve Onesie (view 2)Turtles & Tees Long Sleeve Onesie (view 1)Price Drop
    View Product: Turtles & Tees Long Sleeve Onesie

    Turtles & Tees

    Long Sleeve Onesie
    Size 9-12 mo
    $6.99 $3.84 45% off with code GOBIG
    68% off estimated retail
    PatPat Long Sleeve Outfit (view 2)PatPat Long Sleeve Outfit (view 1)New With Tags
    View Product: PatPat Long Sleeve Outfit

    PatPat

    Long Sleeve Outfit
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    $11
    Shein Long Sleeve Outfit (view 2)Shein Long Sleeve Outfit (view 1)
    View Product: Shein Long Sleeve Outfit

    Shein

    Long Sleeve Outfit
    Size 9-12 mo
    $7.99 $4.39 45% off with code GOBIG
    27% off estimated retail
    Unbranded Dress (view 2)Unbranded Dress (view 1)
    View Product: Unbranded Dress

    Unbranded

    Dress
    Size 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    65% off estimated retail
    Assorted Brands Short Sleeve Onesie (view 2)Assorted Brands Short Sleeve Onesie (view 1)
    View Product: Assorted Brands Short Sleeve Onesie

    Assorted Brands

    Short Sleeve Onesie
    Size 9-12 mo
    $5.99 $3.29 45% off with code GOBIG
    60% off estimated retail
    Unbranded Long Sleeve Outfit (view 2)Unbranded Long Sleeve Outfit (view 1)
    View Product: Unbranded Long Sleeve Outfit

    Unbranded

    Long Sleeve Outfit
    Size 9-12 mo
    $7.99 $4.39 45% off with code GOBIG
    63% 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 9-12 mo
    $9.99 $5.49 45% off with code GOBIG
    33% off estimated retail
    PatPat Long Sleeve Onesie (view 2)PatPat Long Sleeve Onesie (view 1)New With Tags
    View Product: PatPat Long Sleeve Onesie

    PatPat

    Long Sleeve Onesie
    Size 9-12 mo
    $8.99 $4.94 45% off with code GOBIG
    18% off estimated retail
    Shein Short Sleeve Onesie (view 2)Shein Short Sleeve Onesie (view 1)
    View Product: Shein Short Sleeve Onesie

    Shein

    Short Sleeve Onesie
    Size 9-12 mo
    $6.99 $3.84 45% off with code GOBIG
    $7
    Unbranded Short Sleeve Onesie (view 2)Unbranded Short Sleeve Onesie (view 1)
    View Product: Unbranded Short Sleeve Onesie

    Unbranded

    Short Sleeve Onesie
    Size 9-12 mo
    $6.99 $3.84 45% off with code GOBIG
    53% off estimated retail
    Rabbit Moon Casual Pants (view 2)Rabbit Moon Casual Pants (view 1)Price Drop
    View Product: Rabbit Moon Casual Pants

    Rabbit Moon

    Casual Pants
    Size 9-12 mo
    $6.99 $3.84 45% off with code GOBIG
    75% off estimated retail
    Aden + Anais Leotard (view 2)Aden + Anais Leotard (view 1)Price Drop
    View Product: Aden + Anais Leotard

    Aden + Anais

    Leotard
    Size 9-12 mo
    $7.99 $4.39 45% off with code GOBIG
    27% off estimated retail
    Disney Short Sleeve T-Shirt (view 2)Disney Short Sleeve T-Shirt (view 1)Price Drop
    View Product: Disney Short Sleeve T-Shirt

    Disney

    Short Sleeve T-Shirt
    Size 9-12 mo
    $5.99 $3.29 45% off with code GOBIG
    53% off estimated retail
    Baby Gap Dress (view 2)Baby Gap Dress (view 1)Price Drop
    View Product: Baby Gap Dress

    Baby Gap

    Dress
    Size 9-12 mo
    $8.99 $4.94 45% off with code GOBIG
    75% off estimated retail
    Andy & Evan Shorts (view 2)Andy & Evan Shorts (view 1)Price Drop
    View Product: Andy & Evan Shorts

    Andy & Evan

    Shorts
    Size 9-12 mo
    $8.99 $4.94 45% off with code GOBIG
    75% off estimated retail
    Paige Lauren Baby Thermal Top (view 2)Paige Lauren Baby Thermal Top (view 1)
    View Product: Paige Lauren Baby Thermal Top

    Paige Lauren Baby

    Thermal Top
    Size 9-12 mo
    $6.99 $3.84 45% off with code GOBIG
    50% off estimated retail
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