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From athletic shorts and sweatpants to active T-shirts and track jackets, activewear helps your girls do their best playing on the court or on the playground. Find pre-loved gems at thredUP and save up to 90% off in-store prices.

6-9 moRemove filter

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61 items
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    Disney Zip Up Hoodie (view 2)Disney Zip Up Hoodie (view 1)
    View Product: Disney Zip Up Hoodie

    Disney

    Zip Up Hoodie
    Size 6-9 mo
    $6.99 $5.59 20% off with code PLANET
    53% off estimated retail
    Puma Active Pants (view 2)Puma Active Pants (view 1)Price Drop
    View Product: Puma Active Pants

    Puma

    Active Pants
    Size 6-9 mo
    $6.99 $5.59 20% off with code PLANET
    53% off estimated retail
    Little Lindsey Zip Up Hoodie (view 2)Little Lindsey Zip Up Hoodie (view 1)Price Drop
    View Product: Little Lindsey Zip Up Hoodie

    Little Lindsey

    Zip Up Hoodie
    Size 6-9 mo
    $6.99 $5.59 20% off with code PLANET
    68% off estimated retail
    Healthtex Zip Up Hoodie (view 2)Healthtex Zip Up Hoodie (view 1)
    View Product: Healthtex Zip Up Hoodie

    Healthtex

    Zip Up Hoodie
    Size 6-9 mo
    $7.99 $6.39 20% off with code PLANET
    53% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Yoga Sprout Athletic Shorts (view 2)Yoga Sprout Athletic Shorts (view 1)Price Drop
    View Product: Yoga Sprout Athletic Shorts

    Yoga Sprout

    Athletic Shorts
    Size 6-9 mo
    $7.99 $7
    Baby V Zip Up Hoodie (view 2)Baby V Zip Up Hoodie (view 1)Price Drop
    View Product: Baby V Zip Up Hoodie

    Baby V

    Zip Up Hoodie
    Size 6-9 mo
    $7.99 $5.99 25% off with code PLANET
    46% off estimated retail
    Adidas Active T-Shirt (view 2)Adidas Active T-Shirt (view 1)Price Drop
    View Product: Adidas Active T-Shirt

    Adidas

    Active T-Shirt
    Size 6-9 mo
    $7.99 $5.99 25% off with code PLANET
    70% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Price Drop
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size 6-9 mo
    $8.24 $6.59 20% off with code PLANET
    60% off estimated retail
    Assorted Brands Sweatpants (view 2)Assorted Brands Sweatpants (view 1)Price Drop
    View Product: Assorted Brands Sweatpants

    Assorted Brands

    Sweatpants
    Size 6-9 mo
    $8.24 $6.18 25% off with code PLANET
    60% off estimated retail
    EZPZ Easy Peasy Sweatpants (view 2)EZPZ Easy Peasy Sweatpants (view 1)
    View Product: EZPZ Easy Peasy Sweatpants

    EZPZ Easy Peasy

    Sweatpants
    Size 6-9 mo
    $8.99 $7.19 20% off with code PLANET
    83% off estimated retail
    Mini Bean Sweatpants (view 2)Mini Bean Sweatpants (view 1)Price Drop
    View Product: Mini Bean Sweatpants

    Mini Bean

    Sweatpants
    Size 6-9 mo
    $8.99 $7.19 20% off with code PLANET
    27% off estimated retail
    All Mine Pullover Hoodie (view 2)All Mine Pullover Hoodie (view 1)Price Drop
    View Product: All Mine Pullover Hoodie

    All Mine

    Pullover Hoodie
    Size 6-9 mo
    $8.99 $7.19 20% off with code PLANET
    53% off estimated retail
    Assorted Brands Sweatpants (view 2)Assorted Brands Sweatpants (view 1)Price Drop
    View Product: Assorted Brands Sweatpants

    Assorted Brands

    Sweatpants
    Size 6-9 mo
    $8.99 $6.74 25% off with code PLANET
    59% off estimated retail
    Assorted Brands Sweatpants (view 2)Assorted Brands Sweatpants (view 1)Price Drop
    View Product: Assorted Brands Sweatpants

    Assorted Brands

    Sweatpants
    Size 6-9 mo
    $8.99 $6.74 25% off with code PLANET
    59% off estimated retail
    Puma Track Jacket (view 2)Puma Track Jacket (view 1)Price Drop
    View Product: Puma Track Jacket

    Puma

    Track Jacket
    Size 6-9 mo
    $8.99 $6.29 30% off with code PLANET
    59% off estimated retail
    Puma Track Pants (view 2)Puma Track Pants (view 1)Price Drop
    View Product: Puma Track Pants

    Puma

    Track Pants
    Size 6-9 mo
    $9.24 $6.93 25% off with code PLANET
    63% off estimated retail
    Puma Track Jacket (view 2)Puma Track Jacket (view 1)Price Drop
    View Product: Puma Track Jacket

    Puma

    Track Jacket
    Size 6-9 mo
    $9.24 $6.47 30% off with code PLANET
    55% 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 6-9 mo
    $9.99 $6.99 30% off with code PLANET
    44% off estimated retail
    Chick Pea Sweatpants (view 2)Chick Pea Sweatpants (view 1)
    View Product: Chick Pea Sweatpants

    Chick Pea

    Sweatpants
    Size 6-9 mo
    $9.99 $7.99 20% off with code PLANET
    18% off estimated retail
    Rene Rofe Sweatpants (view 2)Rene Rofe Sweatpants (view 1)
    View Product: Rene Rofe Sweatpants

    Rene Rofe

    Sweatpants
    Size 6-9 mo
    $9.99 $7.99 20% off with code PLANET
    18% off estimated retail
    Cat & Jack Zip Up Hoodie (view 2)Cat & Jack Zip Up Hoodie (view 1)Price Drop
    View Product: Cat & Jack Zip Up Hoodie

    Cat & Jack

    Zip Up Hoodie
    Size 6-9 mo
    $9.99 $7.49 25% off with code PLANET
    16% off estimated retail
    Dolgencorp Yoga Pants (view 2)Dolgencorp Yoga Pants (view 1)
    View Product: Dolgencorp Yoga Pants

    Dolgencorp

    Yoga Pants
    Size 6-9 mo
    $9.99 $6.99 30% off with code PLANET
    10% 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 6-9 mo
    $10.99 $7.69 30% off with code PLANET
    38% off estimated retail
    Unbranded Pullover Hoodie (view 2)Unbranded Pullover Hoodie (view 1)Price Drop
    View Product: Unbranded Pullover Hoodie

    Unbranded

    Pullover Hoodie
    Size 6-9 mo
    $10.99 $8.24 25% off with code PLANET
    62% off estimated retail
    PatPat Pullover Hoodie (view 2)PatPat Pullover Hoodie (view 1)Price Drop
    View Product: PatPat Pullover Hoodie

    PatPat

    Pullover Hoodie
    Size 6-9 mo
    $10.99 $8.24 25% off with code PLANET
    26% off estimated retail
    Puma Track Jacket (view 2)Puma Track Jacket (view 1)Price Drop
    View Product: Puma Track Jacket

    Puma

    Track Jacket
    Size 6-9 mo
    $10.99 $7.69 30% off with code PLANET
    50% off estimated retail
    OshKosh B'gosh Zip Up Hoodie (view 2)OshKosh B'gosh Zip Up Hoodie (view 1)Price Drop
    View Product: OshKosh B'gosh Zip Up Hoodie

    OshKosh B'gosh

    Zip Up Hoodie
    Size 6-9 mo
    $10.99 $8.24 25% off with code PLANET
    62% off estimated retail
    Young Hearts Zip Up Hoodie (view 2)Young Hearts Zip Up Hoodie (view 1)New With Tags
    View Product: Young Hearts Zip Up Hoodie

    Young Hearts

    Zip Up Hoodie
    Size 6-9 mo
    $10.99 $8.79 20% off with code PLANET
    54% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)Price Drop
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size 6-9 mo
    $10.99 $7.14 35% off with code PLANET
    66% off estimated retail
    Nike Athletic Shorts (view 2)Nike Athletic Shorts (view 1)Price Drop
    View Product: Nike Athletic Shorts

    Nike

    Athletic Shorts
    Size 6-9 mo
    $10.99 $6.04 45% off with code PLANET
    63% off estimated retail
    Yoga Sprout Zip Up Hoodie (view 2)Yoga Sprout Zip Up Hoodie (view 1)Price Drop
    View Product: Yoga Sprout Zip Up Hoodie

    Yoga Sprout

    Zip Up Hoodie
    Size 6-9 mo
    $11.24 $8.99 20% off with code PLANET
    33% off estimated retail
    Kiko & Max Zip Up Hoodie (view 2)Kiko & Max Zip Up Hoodie (view 1)
    View Product: Kiko & Max Zip Up Hoodie

    Kiko & Max

    Zip Up Hoodie
    Size 6-9 mo
    $11.24 $7.31 35% off with code PLANET
    73% off estimated retail
    Disney Pullover Hoodie (view 2)Disney Pullover Hoodie (view 1)
    View Product: Disney Pullover Hoodie

    Disney

    Pullover Hoodie
    Size 6-9 mo
    $11.99 $8.99 25% off with code PLANET
    20% off estimated retail
    First Impressions Pullover Hoodie (view 2)First Impressions Pullover Hoodie (view 1)
    View Product: First Impressions Pullover Hoodie

    First Impressions

    Pullover Hoodie
    Size 6-9 mo
    $11.99 $9.59 20% off with code PLANET
    66% off estimated retail
    Adidas Track Jacket (view 2)Adidas Track Jacket (view 1)
    View Product: Adidas Track Jacket

    Adidas

    Track Jacket
    Size 6-9 mo
    $11.99 $8.39 30% off with code PLANET
    55% off estimated retail
    Assorted Brands Zip Up Hoodie (view 2)Assorted Brands Zip Up Hoodie (view 1)Price Drop
    View Product: Assorted Brands Zip Up Hoodie

    Assorted Brands

    Zip Up Hoodie
    Size 6-9 mo
    $11.99 $8.39 30% off with code PLANET
    58% off estimated retail
    Puma Zip Up Hoodie (view 2)Puma Zip Up Hoodie (view 1)Price Drop
    View Product: Puma Zip Up Hoodie

    Puma

    Zip Up Hoodie
    Size 6-9 mo
    $11.99 $8.39 30% off with code PLANET
    58% off estimated retail
    Bundles Sweatpants (view 2)Bundles Sweatpants (view 1)Price Drop
    View Product: Bundles Sweatpants

    Bundles

    Sweatpants
    Size 6-9 mo
    $11.99 $9.59 20% off with code PLANET
    $11
    Under Armour Track Jacket (view 2)Under Armour Track Jacket (view 1)Price Drop
    View Product: Under Armour Track Jacket

    Under Armour

    Track Jacket
    Size 6-9 mo
    $11.99 $7.79 35% off with code PLANET
    66% off estimated retail
    Baby Phat Pullover Hoodie (view 2)Baby Phat Pullover Hoodie (view 1)Price Drop
    View Product: Baby Phat Pullover Hoodie

    Baby Phat

    Pullover Hoodie
    Size 6-9 mo
    $12.24 $9.18 25% off with code PLANET
    54% off estimated retail
    Nike Athletic Shorts (view 2)Nike Athletic Shorts (view 1)Price Drop
    View Product: Nike Athletic Shorts

    Nike

    Athletic Shorts
    Size 6-9 mo
    $12.24 $9.79 20% off with code PLANET
    64% off estimated retail
    Made With Love Zip Up Hoodie (view 2)Made With Love Zip Up Hoodie (view 1)
    View Product: Made With Love Zip Up Hoodie

    Made With Love

    Zip Up Hoodie
    Size 6-9 mo
    $12.99 $10.39 20% off with code PLANET
    58% off estimated retail
    Zara Pullover Hoodie (view 2)Zara Pullover Hoodie (view 1)Price Drop
    View Product: Zara Pullover Hoodie

    Zara

    Pullover Hoodie
    Size 6-9 mo
    $12.99 $8.44 35% off with code PLANET
    66% off estimated retail
    Nike Active Tank (view 2)Nike Active Tank (view 1)Price Drop
    View Product: Nike Active Tank

    Nike

    Active Tank
    Size 6-9 mo
    $13.24 $8.61 35% off with code PLANET
    66% off estimated retail
    Coccodrillo Zip Up Hoodie (view 2)Coccodrillo Zip Up Hoodie (view 1)New With Tags
    View Product: Coccodrillo Zip Up Hoodie

    Coccodrillo

    Zip Up Hoodie
    Size 6-9 mo
    $13.99 $11.19 20% off with code PLANET
    51% off estimated retail
    Primary Clothing Pullover Hoodie (view 2)Primary Clothing Pullover Hoodie (view 1)
    View Product: Primary Clothing Pullover Hoodie

    Primary Clothing

    Pullover Hoodie
    Size 6-9 mo
    $13.99 $10.49 25% off with code PLANET
    61% off estimated retail
    Unbranded Zip Up Hoodie (view 2)Unbranded Zip Up Hoodie (view 1)
    View Product: Unbranded Zip Up Hoodie

    Unbranded

    Zip Up Hoodie
    Size 6-9 mo
    $13.99 $10.49 25% off with code PLANET
    51% off estimated retail
    Hurley Zip Up Hoodie (view 2)Hurley Zip Up Hoodie (view 1)Price Drop
    View Product: Hurley Zip Up Hoodie

    Hurley

    Zip Up Hoodie
    Size 6-9 mo
    $13.99 $9.79 30% off with code PLANET
    70% off estimated retail
    Polarn O. Pyret Zip Up Hoodie (view 2)Polarn O. Pyret Zip Up Hoodie (view 1)Price Drop
    View Product: Polarn O. Pyret Zip Up Hoodie

    Polarn O. Pyret

    Zip Up Hoodie
    Size 6-9 mo
    $14.99 $9.74 35% off with code PLANET
    65% off estimated retail
    Body Glove Zip Up Hoodie (view 2)Body Glove Zip Up Hoodie (view 1)
    View Product: Body Glove Zip Up Hoodie

    Body Glove

    Zip Up Hoodie
    Size 6-9 mo
    $15.99 $11.99 25% off with code PLANET
    55% off estimated retail
    The Children's Place One Piece Snowsuit (view 2)The Children's Place One Piece Snowsuit (view 1)
    View Product: The Children's Place One Piece Snowsuit

    The Children's Place

    One Piece Snowsuit
    Size 6-9 mo
    $16.99
    54% off estimated retail
    OshKosh B'gosh One Piece Snowsuit (view 2)OshKosh B'gosh One Piece Snowsuit (view 1)
    View Product: OshKosh B'gosh One Piece Snowsuit

    OshKosh B'gosh

    One Piece Snowsuit
    Size 6-9 mo
    $16.99
    60% off estimated retail
    Baby Boden Sweatpants (view 2)Baby Boden Sweatpants (view 1)
    View Product: Baby Boden Sweatpants

    Baby Boden

    Sweatpants
    Size 6-9 mo
    $16.99 $12.74 25% off with code PLANET
    40% off estimated retail
    Nike Track Pants (view 2)Nike Track Pants (view 1)
    View Product: Nike Track Pants

    Nike

    Track Pants
    Size 6-9 mo
    $17.99 $11.69 35% off with code PLANET
    58% off estimated retail
    Rothschild One Piece Snowsuit (view 2)Rothschild One Piece Snowsuit (view 1)
    View Product: Rothschild One Piece Snowsuit

    Rothschild

    One Piece Snowsuit
    Size 6-9 mo
    $18.99 $15.19 20% off with code PLANET
    71% off estimated retail
    Zara Baby One Piece Snowsuit (view 2)Zara Baby One Piece Snowsuit (view 1)
    View Product: Zara Baby One Piece Snowsuit

    Zara Baby

    One Piece Snowsuit
    Size 6-9 mo
    $18.99 $12.34 35% off with code PLANET
    56% off estimated retail
    EZPZ Easy Peasy Sweatpants (view 2)EZPZ Easy Peasy Sweatpants (view 1)
    View Product: EZPZ Easy Peasy Sweatpants

    EZPZ Easy Peasy

    Sweatpants
    Size 6-9 mo
    $19.99 $14.99 25% off with code PLANET
    65% off estimated retail
    Calvin Klein Pullover Hoodie (view 2)Calvin Klein Pullover Hoodie (view 1)New With Tags
    View Product: Calvin Klein Pullover Hoodie

    Calvin Klein

    Pullover Hoodie
    Size 6-9 mo
    $21.99
    60% off estimated retail
    Juicy Couture Zip Up Hoodie (view 2)Juicy Couture Zip Up Hoodie (view 1)
    View Product: Juicy Couture Zip Up Hoodie

    Juicy Couture

    Zip Up Hoodie
    Size 6-9 mo
    $23.99 $17.99 25% off with code PLANET
    81% off estimated retail
    Juicy Couture Zip Up Hoodie (view 2)Juicy Couture Zip Up Hoodie (view 1)
    View Product: Juicy Couture Zip Up Hoodie

    Juicy Couture

    Zip Up Hoodie
    Size 6-9 mo
    $25.99 $19.49 25% off with code PLANET
    80% off estimated retail
    Baby Beau & Belle Sweatpants (view 2)Baby Beau & Belle Sweatpants (view 1)
    View Product: Baby Beau & Belle Sweatpants

    Baby Beau & Belle

    Sweatpants
    Size 6-9 mo
    $35.99
    44% off estimated retail
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