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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!

GrayRemove filterPinkRemove filter12-18 moRemove filterBaby Shoe Size 3½Remove filter20% offRemove filter
150 items
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    Baby Gap Dress (view 2)Baby Gap Dress (view 1)
    View Product: Baby Gap Dress

    Baby Gap

    Dress
    Size 12-18 mo
    $13.99 $11.19 20% off with code HOTDEAL
    64% off estimated retail
    Old Navy Shorts (view 2)Old Navy Shorts (view 1)
    View Product: Old Navy Shorts

    Old Navy

    Shorts
    Size 12-18 mo
    $11.99 $9.59 20% off with code HOTDEAL
    21% 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 12-18 mo
    $7.99 $6.39 20% off with code HOTDEAL
    36% off estimated retail
    Uniqlo Short Sleeve Onesie (view 2)Uniqlo Short Sleeve Onesie (view 1)Price Drop
    View Product: Uniqlo Short Sleeve Onesie

    Uniqlo

    Short Sleeve Onesie
    Size 12-18 mo
    $6.99 $5.59 20% off with code HOTDEAL
    54% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    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 12-18 mo
    $7.99 $6.39 20% off with code HOTDEAL
    36% off estimated retail
    Baby Gap Short Sleeve Outfit (view 2)Baby Gap Short Sleeve Outfit (view 1)
    View Product: Baby Gap Short Sleeve Outfit

    Baby Gap

    Short Sleeve Outfit
    Size 12-18 mo
    $15.99 $12.79 20% off with code HOTDEAL
    51% off estimated retail
    Old Navy Short Sleeve Onesie (view 2)Old Navy Short Sleeve Onesie (view 1)
    View Product: Old Navy Short Sleeve Onesie

    Old Navy

    Short Sleeve Onesie
    Size 12-18 mo
    $9.99 $7.99 20% off with code HOTDEAL
    18% off estimated retail
    Gymboree Cardigan (view 2)Gymboree Cardigan (view 1)
    View Product: Gymboree Cardigan

    Gymboree

    Cardigan
    Size 12-18 mo
    $13.99 $11.19 20% off with code HOTDEAL
    65% off estimated retail
    NFL Active T-Shirt (view 2)NFL Active T-Shirt (view 1)
    View Product: NFL Active T-Shirt

    NFL

    Active T-Shirt
    Size 12-18 mo
    $10.99 $8.79 20% off with code HOTDEAL
    59% off estimated retail
    Old Navy Short Sleeve Onesie (view 2)Old Navy Short Sleeve Onesie (view 1)
    View Product: Old Navy Short Sleeve Onesie

    Old Navy

    Short Sleeve Onesie
    Size 12-18 mo
    $9.99 $7.99 20% off with code HOTDEAL
    18% 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 12-18 mo
    $9.99 $7.99 20% off with code HOTDEAL
    40% off estimated retail
    The Children's Place Winter Hat (view 1)
    View Product: The Children's Place Winter Hat

    The Children's Place

    Winter Hat
    Size 12-18 mo
    $8.99 $7.19 20% off with code HOTDEAL
    42% off estimated retail
    Old Navy Short Sleeve Onesie (view 2)Old Navy Short Sleeve Onesie (view 1)
    View Product: Old Navy Short Sleeve Onesie

    Old Navy

    Short Sleeve Onesie
    Size 12-18 mo
    $9.99 $7.99 20% off with code HOTDEAL
    18% off estimated retail
    Baby Gap Long Sleeve Onesie (view 2)Baby Gap Long Sleeve Onesie (view 1)
    View Product: Baby Gap Long Sleeve Onesie

    Baby Gap

    Long Sleeve Onesie
    Size 12-18 mo
    $11.99 $9.59 20% off with code HOTDEAL
    66% off estimated retail
    Disney Long Sleeve T-Shirt (view 2)Disney Long Sleeve T-Shirt (view 1)Price Drop
    View Product: Disney Long Sleeve T-Shirt

    Disney

    Long Sleeve T-Shirt
    Size 12-18 mo
    $10.99 $8.79 20% off with code HOTDEAL
    50% off estimated retail
    Gymboree Shorts (view 2)Gymboree Shorts (view 1)
    View Product: Gymboree Shorts

    Gymboree

    Shorts
    Size 12-18 mo
    $11.99 $9.59 20% off with code HOTDEAL
    52% off estimated retail
    Hatley Short Sleeve Blouse (view 2)Hatley Short Sleeve Blouse (view 1)
    View Product: Hatley Short Sleeve Blouse

    Hatley

    Short Sleeve Blouse
    Size 12-18 mo
    $12.99 $10.39 20% off with code HOTDEAL
    55% off estimated retail
    Mud Pie Long Sleeve T-Shirt (view 2)Mud Pie Long Sleeve T-Shirt (view 1)
    View Product: Mud Pie Long Sleeve T-Shirt

    Mud Pie

    Long Sleeve T-Shirt
    Size 12-18 mo
    $10.99 $8.79 20% off with code HOTDEAL
    33% off estimated retail
    Baby Gap Short Sleeve Onesie (view 2)Baby Gap Short Sleeve Onesie (view 1)
    View Product: Baby Gap Short Sleeve Onesie

    Baby Gap

    Short Sleeve Onesie
    Size 12-18 mo
    $10.99 $8.79 20% off with code HOTDEAL
    43% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 12-18 mo
    $8.99 $7.19 20% off with code HOTDEAL
    55% off estimated retail
    Baby Gap Short Sleeve Onesie (view 2)Baby Gap Short Sleeve Onesie (view 1)
    View Product: Baby Gap Short Sleeve Onesie

    Baby Gap

    Short Sleeve Onesie
    Size 12-18 mo
    $7.99 $6.39 20% off with code HOTDEAL
    56% off estimated retail
    Gymboree Dress (view 2)Gymboree Dress (view 1)Price Drop
    View Product: Gymboree Dress

    Gymboree

    Dress
    Size 12-18 mo
    $15.99 $12.79 20% off with code HOTDEAL
    62% off estimated retail
    Hanna Andersson Long Sleeve Outfit (view 2)Hanna Andersson Long Sleeve Outfit (view 1)Price Drop
    View Product: Hanna Andersson Long Sleeve Outfit

    Hanna Andersson

    Long Sleeve Outfit
    Size 12-18 mo
    $21.99 $17.59 20% off with code HOTDEAL
    47% off estimated retail
    The Children's Place Outlet Short Sleeve Onesie (view 2)The Children's Place Outlet Short Sleeve Onesie (view 1)
    View Product: The Children's Place Outlet Short Sleeve Onesie

    The Children's Place Outlet

    Short Sleeve Onesie
    Size 12-18 mo
    $7.99 $6.39 20% off with code HOTDEAL
    $7
    Old Navy Long Sleeve Onesie (view 2)Old Navy Long Sleeve Onesie (view 1)Price Drop
    View Product: Old Navy Long Sleeve Onesie

    Old Navy

    Long Sleeve Onesie
    Size 12-18 mo
    $9.99 $7.99 20% off with code HOTDEAL
    18% 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
    $13.99 $11.19 20% off with code HOTDEAL
    27% off estimated retail
    Disney Store One Piece Swimsuit (view 2)Disney Store One Piece Swimsuit (view 1)
    View Product: Disney Store One Piece Swimsuit

    Disney Store

    One Piece Swimsuit
    Size 12-18 mo
    $11.99 $9.59 20% off with code HOTDEAL
    28% off estimated retail
    Earth Nymph Short Sleeve Onesie (view 2)Earth Nymph Short Sleeve Onesie (view 1)
    View Product: Earth Nymph Short Sleeve Onesie

    Earth Nymph

    Short Sleeve Onesie
    Size 12-18 mo
    $9.99 $7.99 20% off with code HOTDEAL
    18% off estimated retail
    Baby Gap Dress (view 2)Baby Gap Dress (view 1)Price Drop
    View Product: Baby Gap Dress

    Baby Gap

    Dress
    Size 12-18 mo
    $13.99 $11.19 20% off with code HOTDEAL
    64% off estimated retail
    Old Navy Long Sleeve Onesie (view 2)Old Navy Long Sleeve Onesie (view 1)
    View Product: Old Navy Long Sleeve Onesie

    Old Navy

    Long Sleeve Onesie
    Size 12-18 mo
    $8.99 $7.19 20% off with code HOTDEAL
    27% off estimated retail
    Assorted Brands Dress (view 2)Assorted Brands Dress (view 1)
    View Product: Assorted Brands Dress

    Assorted Brands

    Dress
    Size 12-18 mo
    $10.99 $8.79 20% off with code HOTDEAL
    65% off estimated retail
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