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Collection: On Sale - Girls' Training Suits

Arena’s training swimsuits for girls are fun, energetic designs in performance fabrics with features that both parents and girls love. With excellent UV and chlorine protection, maximum comfort, classic styles, and pretty prints, our suits will stand up to your rising swim star’s training without losing their shape.
79 products
  • GIRLS' SPIDER ONE-PIECE SWIMSUIT
    Vendor
    Arena
    Regular price
    $32.49
    Sale price
    $32.49
    Regular price
    $64.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' EVOLUTION ONE-PIECE SWIMSUIT - BLUE
    Vendor
    Arena
    Regular price
    $29.99
    Sale price
    $29.99
    Regular price
    $59.99
    Unit price
    per 
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  • GIRLS' INSTINCT ONE-PIECE SWIMSUIT - PAPARAZZI
    Vendor
    Arena
    Regular price
    $29.99
    Sale price
    $29.99
    Regular price
    $59.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' DYNAMO ONE-PIECE SWIMSUIT
    Vendor
    Arena
    Regular price
    $19.99
    Sale price
    $19.99
    Regular price
    $39.99
    Unit price
    per 
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  • GIRLS' INSTINCT ONE-PIECE SWIMSUIT - BLACK
    Vendor
    Arena
    Regular price
    $29.99
    Sale price
    $29.99
    Regular price
    $59.99
    Unit price
    per 
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  • ONLY SIZE 22 - GIRLS' NIGHT LIGHTS LIGHT DROP BACK
    Vendor
    Arena
    Regular price
    $32.49
    Sale price
    $32.49
    Regular price
    $64.99
    Unit price
    per 
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  • ONLY SIZE 22 - GIRLS' COOL LIGHT DROP BACK
    Vendor
    Arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/PINK
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' REN BIKINI - BLACK/WHITE
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' REN BIKINI - BLACK/RED
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/GREEN
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
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  • ONLY SIZE 24 - GIRLS' MARBLE TWO-PIECE TANKINI SWIMSUIT
    Vendor
    Arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' FANTASY TRIANGLE TWO-PIECE SWIMSUIT
    Vendor
    Arena
    Regular price
    $19.99
    Sale price
    $19.99
    Regular price
    $39.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' FANTASY ROUCHE BANDEAU TWO-PIECE SWIMSUIT
    Vendor
    Arena
    Regular price
    $19.99
    Sale price
    $19.99
    Regular price
    $39.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' FANTASY BANDEAU TWO-PIECE SWIMSUIT
    Vendor
    Arena
    Regular price
    $19.99
    Sale price
    $19.99
    Regular price
    $39.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/ORANGE
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' REN BIKINI - BLACK/BLUE
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' REN BIKINI - NAVY/WHITE
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/PURPLE
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
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  • ONLY SIZE 26 - GIRLS' FANTASY TWO-PIECE TANKINI SWIMSUIT
    Vendor
    Arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' EVOLUTION ONE-PIECE SWIMSUIT - WHITE
    Vendor
    Arena
    Regular price
    $29.99
    Sale price
    $29.99
    Regular price
    $59.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' SCRATCHY ONE-PIECE SWIMSUIT - NAVY/PINK
    Vendor
    Arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' SCRATCHY ONE-PIECE SWIMSUIT - NAVY/TURQUOISE
    Vendor
    Arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' DEMETRA ONE-PIECE SWIMSUIT - ARMY
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
    Sold out
  • ONLY SIZE 26 - GIRLS' DEMETRA ONE-PIECE SWIMSUIT - BLACK
    Vendor
    Arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
    Unit price
    per 
    Sold out