Juniors' Activewear

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Whether you're at the gym, on the track, or in PE, you want to look good and feel comfortable. Shop juniors' activewear at thredUP to find great clothes at prices that are up to 90% off estimated retail.

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Adidas Size 1
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View Product: Adidas Size 1

Adidas

Size 1
$8.99 $71

$4.49 50% off with

XOXO Size 1
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View Product: XOXO Size 1

XOXO

Size 1
$8.99 $36

$4.49 50% off with

Aerie Size XS
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View Product: Aerie Size XS

Aerie

Size XS
$8.99 $36

$4.49 50% off with

Hollister Size XS
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View Product: Hollister Size XS

Hollister

Size XS
$9.99 $36

$4.99 50% off with

Assorted Brands Size 3
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View Product: Assorted Brands Size 3

Assorted Brands

Size 3
$9.99 $36

$4.99 50% off with

Adidas Size XS
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View Product: Adidas Size XS

Adidas

Size XS
$9.99 $71

$4.99 50% off with

Nike Size Sm
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View Product: Nike Size Sm

Nike

Size Sm
$8.99 $54

$4.49 50% off with

Nike Size Med
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View Product: Nike Size Med

Nike

Size Med
$9.99 $54

$6.99 30% off with

Forever 21 Size XS
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View Product: Forever 21 Size XS

Forever 21

Size XS
$4.99 $20

$2.99 40% off with

Nike Size Sm
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View Product: Nike Size Sm

Nike

Size Sm
$5.99 $54

$2.99 50% off with

Nike Size XS
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View Product: Nike Size XS

Nike

Size XS
$9.99 $54

$6.99 30% off with

Roxy Size XS
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View Product: Roxy Size XS

Roxy

Size XS
$4.99 $36

$2.49 50% off with

CHILL BY WILL Size 3
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View Product: CHILL BY WILL Size 3

CHILL BY WILL

Size 3
$4.99 $71

$2.49 50% off with

H&M Size XS
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View Product: H&M Size XS

H&M

Size XS
$7.99 $18

$3.99 50% off with

Material Girl Size Sm
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View Product: Material Girl Size Sm

Material Girl

Size Sm
$7.99 $36

$3.99 50% off with

Noble Size XS
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View Product: Noble Size XS

Noble

Size XS
$4.99 $18

$2.49 50% off with

Mossimo Supply Co. Size XS
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View Product: Mossimo Supply Co. Size XS

Mossimo Supply Co.

Size XS
$5.99 $18

$2.99 50% off with

Nike Size Sm
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View Product: Nike Size Sm

Nike

Size Sm
$7.99 $54

$3.99 50% off with

Freestyle Size Sm
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View Product: Freestyle Size Sm

Freestyle

Size Sm
$6.99 $18
Forever 21 Size XS
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View Product: Forever 21 Size XS

Forever 21

Size XS
$7.99 $18

$3.99 50% off with

Forever 21 Size XS
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View Product: Forever 21 Size XS

Forever 21

Size XS
$7.99 $18

$3.99 50% off with

Forever 21 Size XS
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View Product: Forever 21 Size XS

Forever 21

Size XS
$7.99 $18

$3.99 50% off with

Adidas Size XS
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View Product: Adidas Size XS

Adidas

Size XS
$9.99 $71

$6.99 30% off with

Roxy Size XS
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View Product: Roxy Size XS

Roxy

Size XS
$10.99 $36

$5.49 50% off with

Rip Curl Size XS
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View Product: Rip Curl Size XS

Rip Curl

Size XS
$9.99 $54

$4.99 50% off with

Aerie Size XXS Petite
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View Product: Aerie Size XXS Petite

Aerie

Size XXS Petite
$6.99 $36

$3.49 50% off with

Adidas Size Sm
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View Product: Adidas Size Sm

Adidas

Size Sm
$7.99 $119

$3.99 50% off with

Adidas Size Med
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View Product: Adidas Size Med

Adidas

Size Med
$6.99 $71

$3.49 50% off with

Nike Size XS
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View Product: Nike Size XS

Nike

Size XS
$7.99 $54

$3.99 50% off with

Quacker Factory Size XL
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View Product: Quacker Factory Size XL

Quacker Factory

Size XL
$11.99 $45

$5.99 50% off with

Luxirie by LRG Size Sm
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View Product: Luxirie by LRG Size Sm

Luxirie by LRG

Size Sm
$9.99 $74

$5.99 40% off with

Aerie Size XS
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View Product: Aerie Size XS

Aerie

Size XS
$12.99 $36

$7.79 40% off with

Nike Size Sm
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View Product: Nike Size Sm

Nike

Size Sm
$4.99 $54

$2.49 50% off with

Nike Size Sm
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View Product: Nike Size Sm

Nike

Size Sm
$9.99 $54

$5.99 40% off with

UNIQUELY Lorna Jane Size 1
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View Product: UNIQUELY Lorna Jane Size 1

UNIQUELY Lorna Jane

Size 1
$10.99 $89

$5.49 50% off with

Nike Size XS
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View Product: Nike Size XS

Nike

Size XS
$9.99 $54

$4.99 50% off with

Forever 21 Size Med
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View Product: Forever 21 Size Med

Forever 21

Size Med
$9.99 $18

$4.99 50% off with

Adidas Size Sm
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View Product: Adidas Size Sm

Adidas

Size Sm
$8.99 $71

$4.49 50% off with

Nike Size XS
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View Product: Nike Size XS

Nike

Size XS
$12.99 $54

$6.49 50% off with

Adidas Size Sm
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View Product: Adidas Size Sm

Adidas

Size Sm
$12.99 $71

$6.49 50% off with

Nike Size Sm
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View Product: Nike Size Sm

Nike

Size Sm
$12.99 $54

$6.49 50% off with

Reebok Size 11
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View Product: Reebok Size 11

Reebok

Size 11
$10.99 $71

$5.49 50% off with

Aerie Size XS
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View Product: Aerie Size XS

Aerie

Size XS
$8.99 $36

$5.39 40% off with

Aerie Size XS
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View Product: Aerie Size XS

Aerie

Size XS
$9.99 $60

$4.99 50% off with

Adidas Size Sm
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View Product: Adidas Size Sm

Adidas

Size Sm
$12.99 $71

$7.79 40% off with

Forever 21 Size Sm
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View Product: Forever 21 Size Sm

Forever 21

Size Sm
$9.99 $20

$5.99 40% off with

Forever 21 Size XS
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View Product: Forever 21 Size XS

Forever 21

Size XS
$9.99 $20

$5.99 40% off with

Freedom 2 Be Size Sm
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View Product: Freedom 2 Be Size Sm

Freedom 2 Be

Size Sm
$8.99 $37

$6.29 30% off with

Nike Size XS
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View Product: Nike Size XS

Nike

Size XS
$8.99 $54

$5.39 40% off with

Nike Size XS
Price Drop
View Product: Nike Size XS

Nike

Size XS
$7.99 $54

$3.99 50% off with