Performance One Piece Swimsuit for Lap Swimming & Beach

Speedo has been the global leader in swimwear innovation for decades, designing one piece swimsuits that combine hydrodynamic engineering with durable, chlorine-resistant fabrics. Their Endurance+ and Eco collections deliver long-lasting shape retention, UPF 50+ sun protection, and streamlined silhouettes for lap swimming, triathlons, or casual beachwear. Trusted by Olympians and everyday swimmers alike, Speedo blends performance technology with timeless Australian beach style.

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Speedo Women's Hyperboom Print Medalist One-Piece Swimsuit

$77.60
A dynamic Hyperboom print on a fully front-lined, comfortable swimsuit designed for training. Secure racerback straps, lightweight chlorine-resistant fabric, quick-dry finish, and a flattering silhouette for laps or recreational pool days.
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Speedo Women's Placement Laneback One Piece, 12, Black/Siren Red/Plum Dandy

$99
Standout Speedo silhouette with a flattering laneback for everyday pool confidence. Flawless fit and freedom of movement across strokes, chlorine-resistant, four-way stretch, quick-dry, and UPF 50+ protection for outdoor swims.
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Speedo Women's Swimsuit One Piece Powerflex Ultraback Princess Seam Conservative Cut

$115.31
Flattering, supportive one-piece with Ultraback for full range of motion and a sleek silhouette. Conservative cut with modest leg height for a secure fit. Chlorine-resistant fabric preserves color and shape, eco-conscious blend from recycled materials, UPF 50+ protection, fully lined for comfort.
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Speedo Girl's Hyperboom Medalist Print One Piece Swimsuit

$48.61
Vibrant Hyperboom print stands out in the pool. This secure one-piece swimsuit supports freedom of movement for training and racing, with durable, chlorine-friendly fabric, ergonomic straps, and a streamlined silhouette for all-day comfort and easier workouts.
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Speedo Women's Digital Printed Medalist One Piece, 6, True Navy

$75.21
Enjoy a vibrant Zoom Boom print on the trusted Medalist silhouette. The design offers freedom of shoulder movement, built-in elastic underband to reduce bounce, a durable PBT liner, and Endurance+ Max fabric for high chlorine resistance in a true navy look.
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Speedo Women's Allover Powerback One Piece, Size 8, Black/USA Charcoal

$108.90
Experience a sleek, monochrome look with black/grey tones. The Powerback silhouette with slim back straps offers freedom of movement, while an allover print adds athletic edge. Endurance+ fabric delivers shape retention, quick-drying performance, and lasting chlorine resistance.
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Speedo Women's Swimsuit One Piece V-Neck and Strappy Back, Contemporary Cut

$61.87
Flattering V-neck design with a chic, strappy back for a contemporary silhouette. Supportive, smooth fit stays in place for confident all-day wear and laps. Chlorine- and pilling-resistant fabric offers long-lasting color and UPF 50+ sun protection.
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Speedo Women's Contour Clipback One Piece Swimsuit, 16, Black/White

$94.99
Sporty, sleek silhouette flatters curves for confident poolside wear. Contour clipback offers secure, comfortable fit through every stroke. Classic black and white pairs with any accessories. Ideal for lap swimming, pool workouts, and casual lounging; front-lined for modesty and added support; ruching adds texture.
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Speedo Women's Digital Printed Medalist One Piece Swimsuit, Lagoon Blue, Size 10

$99
Vibrant blue and green digital print on a sleek black base for eye-catching style. Medalist back enhances shoulder movement and comfort. Quick-drying fabric with Endurance+ chlorine resistance for lasting performance. Moderate leg height offers freedom of motion for everyday swim.
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Speedo Women's Endurance+ Medalist One Piece Swimsuit, Black (Plus Size), 18

$52.50
Performance-focused Endurance+ fabric resists chlorine and dries quickly. The flattering, close-fitting silhouette provides light bust support for comfort. A medium leg opening balances coverage with freedom of movement, while durable shape retention keeps up lap after lap in a sleek black plus-size design.
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Speedo Endurance+ Medalist One Piece Swimsuit, 11-12 Years, True Navy

$34.94
Vibrant True Navy swimsuit built for young swimmers. Endurance+ fabric offers durability, quick drying, and lasting color. Medalist design supports shoulder movement, while a secure one-piece fit stays in place for laps and drills.
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Speedo Women's Endurance+ Leaderback One Piece Swimsuit (Black), 16

$69.99
Speedo Women's Endurance+ Leaderback One Piece Swimsuit in black offers a sleek silhouette with long-lasting color and shape retention, even in chlorine. Leaderback provides freedom of motion, front-lined coverage, and a subtle embroidered logo for premium style.
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Speedo Women's Endurance+ Leaderback One Piece Swimsuit Black/White 12

$79.20
Enjoy all-day comfort with a sleek, flattering silhouette built for performance and style. Endurance+ fabric resists chlorine and keeps color longer, and the Leaderback design provides freedom of movement and a secure, comfortable fit for laps.
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Speedo Women's Concealed D-Cup Tank One Piece Swimsuit, 16, Black/White

$88.83
Elevate your swim with a sleek, confident look that moves with you. Concealed D-Cup support ensures secure, comfortable fit for every lap. Openback design for freedom of movement and a flattering silhouette; chlorine-resistant fabric keeps color and shape.
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Speedo Contour Clipback One Piece Swimsuit, 20, Black

$95
Flattering contour silhouette that moves with you, in classic black. Clip back design for easy wear and secure fit, with soft, durable fabric for all-day comfort. Ready for pool or beach days, from practice to leisure, with easy care and quick-dry performance.
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Speedo Endurance+ Thinstrap One Piece, Black, 13-14 Years

$59
Active girls stay confident with a sleek black silhouette, Endurance+ fabric resists chlorine to keep shape and color. Thinstrap with open back offers a streamlined, flexible fit, quick-drying comfort, high-leg cut for mobility, durable for daily practice and training.
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Speedo Women's Eco Endurance+ Kickback Swimwear Chlorine Resistant Recycled Fabric Athletic Fit Black

$60.25
Eco Endurance+ performance delivers chlorine resistance for reliable training. Made from recycled fabric for a sustainable option. The athletic, streamlined fit moves with you through sets, with quick-drying fabric and a muscleback-inspired design for flexible, comfortable movement and added front lining.
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Speedo Women's Medley Logo Medalist One Piece Swimsuit, Anthracite/Clover, Size 16

$81
Engineered for competitive training and everyday performance, this Medalist swimsuit aids shoulder movement and flexibility for smoother swimming. It features a medium leg cut, gusset lining for comfort, and high chlorine resistance for long-lasting shape retention with a sporty color contrast.
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Speedo Women's Shaping Contour Eclipse One Piece Swimsuit Swimwear (Pack of 1)

$85.74
Experience a flattering silhouette with shaping fabric and contour seams for a smooth, confident fit. All-over body shaping provides support and comfort, with an Eclipse print, adjustable straps, and ultra chlorine-resistant LYCRA XTRA LIFE for lasting color and shape.
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Speedo Women's Essential Hydrasuit Flex One Piece Swimsuit, 14, Black/White

$59.50
Turn heads at the pool with a sleek Black/White Speedo one-piece that moves with you. Built for all-day comfort—from laps to leisure—with a zip back for easy on and off, light bust support, and sustainable fabric features.
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Speedo Splice Racerback One Piece Swimsuit, Lagoon Blue, 10

$90
Elevate your pace in Lagoon Blue with a sleek racerback silhouette. This flexible, training-ready one piece moves with you while offering secure bust support. Durable fabric stands up to regular swimming, with streamlined design for freedom of movement and back coverage.
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Speedo Girl's Endurance+ Leaderback One Piece Swimsuit, Black (2025), 15-16 Yrs

$36
Speedo girl's Endurance+ Leaderback one piece swimsuit in black offers durable Endurance+ fabric for chlorinated pools, a comfortable medium leg, and a leaderback design that allows greater freedom of movement for training, laps, and active swimming.
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Speedo Women's Endurance+ Leaderback Sport Legsuit Black/White 10

$89.99
Proven endurance and shape retention with Speedo Endurance+ fabric for a move-with-you swim experience. Leaderback provides freedom of motion and comfort during laps and workouts. Bold black and white design pairs with any poolside look.
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Speedo Hyperboom Splice One Piece Swimsuit, 9-10 Years, Peacoat/Sapphire

$52.50
Made for active girls who love to move, this Hyperboom splice one piece provides flexible muscleback movement, Enduraflex durability, and a comfortable medium leg with gusset. Eco-friendly recycled nylon fabric and Peacoat/Sapphire print boost confidence in chlorine-rich pools.
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