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 Solid Vback One Piece Swimsuit, Curious Blue/Disco Peach, 2

$29.16
Designed for performance with a sleek V-back and high-leg cut for freedom of movement. Fully lined in Curious Blue for comfort and modesty. Endurance+ fabric resists chlorine and dries quickly, in a vibrant Curious Blue/Disco Peach. Environmentally conscious yarn from 100% post-consumer waste.
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Speedo Big Girls' Solid Infinity Splice One Piece Swimsuit, Deep Water, Size 8

$44.80
Engineered for girls with a bold solid infinity splice design that blends style and performance. Racerback straps provide secure all-day wear, while silicone leg grippers keep coverage in place. Xtra Life Lycra resists chlorine for lasting shape and color.
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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 Girl's Endurance+ Legsuit, 13-14 Years, Black

$47.28
Designed for active swimmers with a sleek, athletic fit that boosts confidence in the water. The legsuit offers added coverage for focused training, while Endurance+ fabric delivers long-lasting performance in chlorinated pools. Quick-dry tech and eco-conscious materials support mindful, comfortable workouts.
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Speedo Girl's Thinstrap Muscleback One Piece Swimsuit, 9-10 Years, Peacoat/Clover

$59
Designed to move with your child, this thinstrap muscleback offers a flexible, unrestricted swim. The Peacoat/Clover color is stylish for indoor and outdoor laps, while the durable fabric stays in place through drills and practice.
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Speedo Women's Solid Flex Band One-Piece Swimsuit

$81.27
Sleek, solid design with a secure fit for everyday swim and training. Flex Band construction provides enhanced support and comfort around the torso, while durable, quick-drying fabric maintains shape through laps and beach days. Wide straps and scoop neckline offer full range of motion.
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Speedo Women's Hyperboom Muscleback One Piece Swimsuit Neon Violet, 14

$99
Speedo Women's Hyperboom Muscleback One Piece Swimsuit in Neon Violet delivers bold style and performance with a flexible muscleback, quick-drying Endurance+ fabric, and durable chlorine resistance for training and workouts.
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Speedo Endurance+ Leaderback One Piece Swimsuit, 15-16 Years, Flare Pink

$60.05
Engineered for young swimmers with endurance in mind, this Endurance+ leaderback one piece offers comfort and performance from first stroke to last. Flare Pink design with digital print, chlorine resistant, quick-dry, and a medium leg height for training.
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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 Women's Textured Deep Uback One Piece, 10, Coral Sands

$79.20
Speedo women's textured deep uback one piece in coral sands, size 10. Textured ribbed fabric adds subtle detail while keeping comfort. Deep U-back with scoop neckline and high-cut legs for a modern, versatile beach-to-pool look.
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Speedo Women's One Piece Swimsuit with High Neck Tie Back

$76.41
Speedo women's one-piece swimsuit delivers confident coverage with a sleek, performance-ready silhouette. The high neck and secure tie-back provide flattering, adjustable fit. UPF 50+ blocks sun; chlorine-resistant fabric stays vibrant, while removable cups offer optional shaping.
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Speedo Splice One Piece Swimsuit, 18, Black/White

$71.25
Turn heads at the pool with the Speedo Women's Splice One Piece in Black/White. It features a flattering contour design, front lining, embedded shelf bra, and a medium leg for flexible movement across strokes and lounging.
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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 Neon Violet Muscleback One Piece Swimsuit, 12

$71.41
Turn heads with a vibrant Neon Violet Speedo Muscleback swimsuit designed for women. The flexible Muscleback delivers freedom of movement for every lap, with bold color-block styling that blends performance with sportiness. Durable fabric resists pilling, size 12 fits snugly for training.
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Speedo Women's Endurance+ Leaderback Sport Legsuit, Black/White, 12

$89.99
Experience bold performance with the Speedo Endurance+ Leaderback Sport Legsuit, designed for poolside confidence and all-day comfort. Endurance+ fabric offers chlorine resistance and quick drying for back-to-back swims, while the leaderback and black/white design flatter and move with you.
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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 Girl's Hyperboom Splice One Piece Swimsuit, Mayan Blue/Pink, 11-12 Years

$52.50
Vibrant HyperBoom print with athletic appeal for energetic swimmers. Muscleback design delivers freedom of movement, while Enduraflex fabric resists chlorine. Made from recycled nylon, it features medium leg height and gusset lining for training comfort—great for lessons and competitive pool sessions.
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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 One Piece Swimsuit Prolt Super Pro Solid Adult

$73.14
Speedo women's Prolt Super Pro solid one piece is engineered for competitive swimming with aero-tight construction to cut drag. Fully lined for secure support, it uses Ecco ProLT fabric for durability and shape retention through a full season of training and meets, with a snug, performance fit.
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Speedo Women's Endurance+ Medalist One Piece Swimsuit, Fed Red, Size 10

$43.99
This Speedo women's Endurance+ Medalist one piece swimsuit in Fed Red offers durable chlorine resistance for regular training. Endurance+ fabric provides a secure, comfortable fit and shape retention. Medalist cut delivers full coverage and freedom of movement for competition swimming.
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Speedo Women's Digital Printed Medalist One Piece Swimsuit, 12, Digital Turquoise Gem

$93.65
Vibrant blue and green digital print on a sleek black base for standout poolside style. Medalist back offers added shoulder flexibility, with Endurance+ fabric for quick drying, lasting durability, and a medium leg height that balances performance and comfort during training.
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Speedo Women's One Piece Prolt Super Pro Solid Swimsuit

$24.08
Designed for competitive swimmers with a streamlined silhouette and precision fit. Ultra-durable ProLT fabric preserves shape through a full season. Fully lined for coverage, engineered to hug the body and minimize drag for faster, cleaner swims.
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Speedo Women's One Piece Swimsuit Prolt Super Pro Solid Adult

$84.08
This Speedo women's one piece swimsuit delivers a sleek, drag-reducing silhouette for competition. It offers full coverage, a supportive cut, and durable shape retention for training and meets, even in chlorine.
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Speedo Women's Racer Zip Swimsuit with Built-In Swim Bra, Dark Teal, 14

$81.94
High-performance swimsuit with a built-in swim bra for support. Racer Zip design features a front zip and back closure for a secure, streamlined fit, in a dark teal color. Compressive fabric reduces bounce and supports movement during medium- to high-intensity workouts.
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