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 Girl's Endurance+ Medalist One Piece Swimsuit, True Navy 4-5 Years

$34.94
Endurance+ fabric delivers long-lasting performance and chlorine resistance for regular swim workouts. Medalist design supports shoulder movement and flexible strokes during training, with an ergonomic, secure fit and easy on/off for busy kids.
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Speedo Endurance+ Medalist One Piece Swimsuit, Black, 9-10 Years

$34.94
Designed for young swimmers, this Black Speedo one piece combines style and performance for every practice session. Medalist-inspired construction supports natural shoulder movement, and a secure fit stays in place during flip turns and vigorous kicking. Durable fabric resists chlorine and wear.
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Speedo Endurance+ Medalist One Piece Swimsuit, Bondi Blue, 9-10 Years

$39.88
Engineered for comfort and flexibility during long training, this Bondi Blue swimsuit offers a bright, confident pool look. The Medalist design aids shoulder movement, Endurance+ fabric resists chlorine and wear, and a secure racer-back with soft seams suits daily practice and school events.
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Speedo Women's Contour Clipback One Piece Swimsuit, Black/White, Size 12

$94.99
Flattering contour-fit silhouette for a sleek, streamlined look with a secure clipback. Classic black/white color, durable chlorine-resistant fabric, shelf bra and supportive lining for comfort. Ideal for lap swimming, hydrotherapy, and all-day poolside confidence.
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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 Aquarium/Fake Green Solid Vback One Piece 6

$57.41
Speedo Women's Solid Vback One Piece in Aquarium/Fake Green offers confident style with a V-back cut and 4-way stretch for freedom in every stroke. Chlorine-resistant, quick-drying fabric keeps color and shape, delivering a sporty, flattering swim silhouette.
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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 Women's Digital Printed Legsuit In Peacoat, 16

$118.80
Turn heads at the pool with Speedo's digital printed design in Peacoat. This full-coverage legsuit delivers secure comfort for swimming and poolside moments, with durable fabric that resists chlorine and stays flattering wash after wash, plus light bust support.
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Speedo Women's End+ Legsuit In Black, 6

$60.20
Bold, confident styling with the Speedo Women's End+ Legsuit in black—flattering and performance-minded from pool to practice. Features 4-way stretch, back mobility design, and full coverage for training or competition, plus chlorine-resistant durability and quick-dry fabric for easy transitions.
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Speedo Girl's Medley Logo Medalist One Piece Swimsuit, 5-6 Years, Anthracite/Pink

$53.21
Eye-catching anthracite and pink design; Enduraflex fabric resists chlorine and holds shape. Medalist back supports shoulder movement for easy swimming. Gusset lining adds comfort during training. Quick-drying fabric keeps kids comfy after water play and secure fit for lessons.
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Speedo Women's One Piece Endurance+ Flyback Solid Swimsuit Team Colors Black/Purple

$96.12
Engineered with Endurance+ fabric for long-lasting performance in team pools. 100% chlorine resistant and built to last 20 times longer than standard swimwear. Four-way stretch adds a flattering fit with durable, quick-drying fabric and a reinforced flyback design.
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Speedo Women's One Piece Swimsuit with V-Neck Shirred Halter Moderate Cut

$39.39
A flattering V-neck halter one-piece with shirred detailing offers gentle shaping, secure adjustable fit, and comfortable moderate leg cut. Bright Speedo styling, quick-drying skin-friendly fabric, ideal for swimming, pool lounging, and active water wear.
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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 Girl's Digital One Piece Swimsuit Indigo Glow (Allover Print), 11-12 Yrs

$66.91
Turn heads with the Speedo Girl's Digital One Piece Swimsuit in Indigo Glow, featuring a bold allover print. Comfortable splashback straps keep shoulders free for movement, with a fade-resistant, durable design ideal for training and recreational swimming.
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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 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 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 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 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 Endurance+ Medalist One Piece Swimsuit, 10, Black

$43.99
Timeless black design that flatters every figure and never goes out of style. Eco Endurance+ fabric delivers durable performance with a soft, comfortable fit that moves with you. Medalist silhouette provides reliable support, chlorine resistance keeps color and shape wash after wash.
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