Collection: 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.
51 products
  • GIRLS' SOLID SWIM PRO ONE-PIECE SWIMSUIT - BLACK
    arena-girls-solid-swim-pro-one-piece-swimsuit-black-white-2a611-55-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' TEAM SWIMSUIT SWIM PRO SOLID - BLACK
    arena-girls-team-swimsuit-swim-pro-solid-black-white-005755-550-ontario-swim-hub-1
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    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' SOLID SWIM PRO ONE-PIECE SWIMSUIT - NAVY
    arena-girls-solid-swim-pro-one-piece-swimsuit-navy-white-2a611-75-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' SOLID SWIM PRO ONE-PIECE SWIMSUIT - RED
     arena-girls-solid-swim-pro-one-piece-swimsuit-red-white-2a263-45-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' INSTINCT ONE-PIECE SWIMSUIT - BLACK
    GIRLS' INSTINCT ONE-PIECE SWIMSUIT - BLACK - OntarioSwimHub
    Vendor
    arena
    Regular price
    $29.99
    Sale price
    $29.99
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    $59.99
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  • GIRLS' GRAPHIC PRINT SWIM PRO BACK SWIMSUIT - FREAK ROSE/SOFT GREEN
    arena-girls-graphic-print-swim-pro-back-one-piece-swimsuit-freak-rose-soft-green-005115-960-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $55.00
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    $55.00
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  • GIRLS' CRAZY PENGUINS ONE-PIECE
    GIRLS' CRAZY PENGUINS ONE-PIECE - OntarioSwimHub
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    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' TEAM SWIMSUIT SWIM PRO SOLID - ROYAL
    arena-girls-team-swimsuit-swim-pro-solid-royal-white-005755-720-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' BIGLOGO SWIM PRO BACK ONE PIECE - FREAK ROSE/NEON BLUE
        arena-girls-biglogo-swim-pro-back-one-piece-swimsuit-freak-rose-neon-blue-001332-980-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $60.00
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    $60.00
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  • GIRLS' BRIGHT HUES PRINT SWIM PRO BACK SWIMSUIT - ROYAL/FREAK ROSE
    arena-girls-bright-hues-print-swim-pro-back-one-piece-swimsuit-royal-freak-rose-005088-709-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $60.00
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    $60.00
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  • GIRLS' BRIGHT HUES PRINT SWIM PRO BACK SWIMSUIT - BLACK/MARTINICA
    arena-girls-bright-hues-print-swim-pro-back-one-piece-swimsuit-black-martinica-005088-580-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $60.00
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    $60.00
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  • GIRLS' PLAYFUL ONE-PIECE
    GIRLS' PLAYFUL ONE-PIECE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' INSTINCT ONE-PIECE SWIMSUIT - PAPARAZZI
    GIRLS' INSTINCT ONE-PIECE SWIMSUIT - PAPARAZZI - OntarioSwimHub
    Vendor
    arena
    Regular price
    $29.99
    Sale price
    $29.99
    Regular price
    $59.99
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  • GIRLS' TEAM SWIMSUIT SWIM PRO SOLID - NAVY
    arena-girls-team-swimsuit-swim-pro-solid-navy-white-004762-750-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $65.00
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    $65.00
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  • GIRLS' PLAY&FUN ONE PIECE - TURQUOISE
    ONLY SIZE 26 - GIRLS' PLAY&FUN ONE-PIECE SWIMSUIT - TURQUOISE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
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  • GIRLS' SOLID SWIM PRO ONE-PIECE SWIMSUIT - ROYAL
    arena-girls-solid-swim-pro-one-piece-swimsuit-royal-white-2a611-72-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $65.00
    Sale price
    $65.00
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  • GIRLS' SCRATCHY ONE PIECE - PINK
    ONLY SIZE 26 - GIRLS' SCRATCHY ONE-PIECE SWIMSUIT - PINK - OntarioSwimHub
    Vendor
    arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
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  • GIRLS' REN TWO PIECE - BLUE/PURPLE
    ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/PURPLE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
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  • GIRLS' DEMETRA ONE PIECE - ARMY
    ONLY SIZE 26 - GIRLS' DEMETRA ONE-PIECE SWIMSUIT - ARMY - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' DEMETRA ONE PIECE - ROYAL
    ONLY SIZE 26 - GIRLS' DEMETRA ONE-PIECE SWIMSUIT - ROYAL - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' FEELING ONE PIECE - BLACK
    ONLY SIZE 26 - GIRLS' FEELING ONE-PIECE SWIMSUIT - BLACK - OntarioSwimHub
    Vendor
    arena
    Regular price
    $29.99
    Sale price
    $29.99
    Regular price
    $59.99
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  • GIRLS' ASAMI ONE-PIECE SWIMSUIT
    GIRLS' ASAMI ONE-PIECE SWIMSUIT - OntarioSwimHub
    Vendor
    arena
    Regular price
    $65.00
    Sale price
    $65.00
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  • GIRLS' HEY ONE PIECE - BLACK
    ONLY SIZE 26 - GIRLS' HEY ONE-PIECE SWIMSUIT - BLACK - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' TEAM SWIMSUIT SWIM PRO SOLID - RED
    arena-girls-team-swimsuit-swim-pro-solid-red-white-004762-450-ontario-swim-hub-1
    Vendor
    arena
    Regular price
    $65.00
    Sale price
    $65.00
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  • GIRLS' REN TWO PIECE - NAVY/WHITE
    ONLY SIZE 26 - GIRLS' REN BIKINI - NAVY/WHITE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
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  • GIRLS' REN TWO PIECE - BLUE/PINK
    ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/PINK - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' REN TWO PIECE - BLUE/ORANGE
    ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/ORANGE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' REN TWO PIECE - BLUE/GREEN
    ONLY SIZE 26 - GIRLS' REN BIKINI - BLUE/GREEN - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' REN TWO PIECE - BLACK/WHITE
    ONLY SIZE 26 - GIRLS' REN BIKINI - BLACK/WHITE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
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  • GIRLS' REN TWO PIECE - BLACK/RED
    ONLY SIZE 26 - GIRLS' REN BIKINI - BLACK/RED - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' REN TWO PIECE - BLACK/BLUE
    ONLY SIZE 26 - GIRLS' REN BIKINI - BLACK/BLUE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' REN ONE PIECE - NAVY/WHITE
    ONLY SIZE 26 - GIRLS' REN ONE-PIECE SWIMSUIT - NAVY/WHITE - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' REN ONE PIECE - NAVY/PINK
    ONLY SIZE 26 - GIRLS' REN ONE-PIECE SWIMSUIT - NAVY/PINK - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
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  • GIRLS' REN ONE PIECE - BLUE/GREEN
    ONLY SIZE 26 - GIRLS' REN ONE-PIECE SWIMSUIT - BLUE/GREEN - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
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  • GIRLS' REN ONE PIECE - BLACK/RED
    ONLY SIZE 26 - GIRLS' REN ONE-PIECE SWIMSUIT - BLACK/RED - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
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    $54.99
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  • GIRLS' PINK POWER ONE PIECE - ROYAL
    ONLY SIZE 26 - GIRLS' PINK POWER ONE-PIECE SWIMSUIT - ROYAL - OntarioSwimHub
    Vendor
    arena
    Regular price
    $27.49
    Sale price
    $27.49
    Regular price
    $54.99
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  • GIRLS' PLAY&FUN ONE PIECE - FLUO RED
    ONLY SIZE 26 - GIRLS' PLAY&FUN ONE-PIECE SWIMSUIT - FLUO RED - OntarioSwimHub
    Vendor
    arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
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  • GIRLS' TEAM STRIPE ONE PIECE - FLUO RED
    ONLY SIZE 26 - GIRLS' TEAM STRIPE ONE-PIECE SWIMSUIT - FLUO RED - OntarioSwimHub
    Vendor
    arena
    Regular price
    $29.99
    Sale price
    $29.99
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    $59.99
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  • GIRLS' TEAM STRIPE ONE PIECE - NAVY
    arena-girls-team-stripe-jr-superfly-back-one-piece-swimsuit-navy-white-001331-701-ontario-swim-hub
    Vendor
    arena
    Regular price
    $29.99
    Sale price
    $29.99
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    $59.99
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  • GIRLS' SUBMARINE ONE PIECE - NAVY
    ONLY SIZE 26 - GIRLS' SUBMARINE ONE-PIECE SWIMSUIT - NAVY - OntarioSwimHub
    Vendor
    arena
    Regular price
    $24.99
    Sale price
    $24.99
    Regular price
    $49.99
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