Women's Athletic Swimwear

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Halter or high-neck, bikini or boyshort – you pick the styles and we’ll find your perfect match.

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FEATURED SWIMSUITS
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Product 0: Pele Underwire Bikini Top - Solid
Pele Underwire Bikini Top - Solid
$69
Built for fiery goddesses, the Pele underwire bikini top is a creator of shape and support, destroyer of the notion that strappy styles aren’t for full cups. Full coverage underwire cups. Racerback-like support. Adjustability at neck. By Title Nine. 32C-38DD.
Product 1: Holy Grail Bikini Bottom - Solid
Holy Grail Bikini Bottom - Solid
$49
Our Holy Grail low rise bikini bottom is surprisingly flattering fit on just about everybooty. The Holy Grail indeed. Made of SurFlex™, our resilient, colorfast, UPF 50 swim fabric that shadows our every move, but never stretches out. Ruched side panels. Fully lined. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 2: Set It And Forget It Halter Tankini
Set It And Forget It Halter Tankini
$64
Our classic "set the support you want and forget about it" suit is back and better than ever. Cut-and-sew cups deliver coverage and support, and yes, they still work for A cups. Halter styling lets us decide how much support we need: tighten to find that perfect fit and say goodbye to all-day adjusting. Ties at neck. Elasticized underbust. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 3: Paddle Board Shorts - Solid
Paddle Board Shorts - Solid
$59
When bikini bottoms are too little and board shorts are too much, these Paddle Board Shorts are just right. Run short-inspired styling with a built-in brief. Made of SurFlex™, our resilient, colorfast, UPF 50 swim fabric that shadows our every move, but never stretches out. By Title Nine. XS(2), S(4-6), M(8-10), L(10-12), XL(14).
Product 4: 2-in-1 Reversible Bikini - Black Floral
2-in-1 Reversible Bikini - Black Floral
Black Floral
$62
Water, wave and weekend-ready. A strappy bikini top that still gives plenty of coverage for our A’s or B’s. Fully reversible. Pullover. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-2), XL(14).
Product 5: Tidal Reversible Bottom - Black Floral
Tidal Reversible Bottom - Black Floral
Black Floral
$56
When the water or the action is fast-moving, we pull on the Tidal. Reversible. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-12), XL(14).
Product 6: Dive Tank One Piece Swimsuit
Dive Tank One Piece Swimsuit
Black Floral
$96
The essential swimsuit when it’s time for all types of aquatic adventure. Up for quick dips and long descents alike. Classic scoopback styling with a high neckline. Crossover straps for sport stability. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-12), XL(14).
Product 7: Duckdive Onesie Swimsuit
Duckdive Onesie Swimsuit
Estes Embossed
$148
When a wetsuit is too much and a rashguard is too little, we turn to the Duck Dive. Shuts out the sun and shuts in the warm. A dense, not-quiteneoprene fabric keeps us covered and cozy for long hours in the currents. Made to be worn over our swimwear of choice. Front zip entry. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-12), XL(14).
Product 8: Duckdive Swim Jacket
Duckdive Swim Jacket
Estes Embossed
$112
When a wetsuit is too much and a rashguard is too little, we turn to the Duck Dive. Shuts out the sun and shuts in the warm. A dense, not-quiteneoprene fabric keeps us covered and cozy for long hours in the currents. Full zip. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-12), XL(14).
Product 9: Set It And Forget It Halter Bikini Top
Set It And Forget It Halter Bikini Top
$54
Our classic "set the support you want and forget about it" athletic halter bikini top is back and better than ever. Cut-and-sew cups deliver coverage and support, and yes, they still work for A cups. Halter styling lets us decide how much support we need: tighten to find that perfect fit and say goodbye to all-day adjusting. Ties at neck, back. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 10: Lehua Bikini Bottom - Solid
Lehua Bikini Bottom - Solid
$52
When we’re ready to cause some trouble but can’t be bothered by fussy swimsuit bottoms, these stay put through every antic. Made of SurFlex™, our resilient, colorfast, UPF 50 swim fabric that shadows our every move, but never stretches out. Fully lined. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 11: Pele Underwire Tankini Top - Solid
Pele Underwire Tankini Top - Solid
$79
Built for fiery goddesses, the Pele is a creator of shape and support, destroyer of the notion that strappy styles aren't for larger busts and full cups. Made of SurFlex™, our resilient, colorfast, UPF 50 swim fabric that shadows our every move, but never stretches out. Racerback-like support. Adjustability at neck. By Title Nine. 32C-38DDD.
Product 12: Rapid Bikini Top - Strata Stripe
Rapid Bikini Top - Strata Stripe
Strata Stripe
$58
This bikini changes even faster than the rapids, the tide or middle school relationships. When the water or the action is fast-moving, we pull on the Rapid. One quick pull and our band and straps are customized to fit us just right. Unique double-cross racerback styling ties in the back. Fully lined. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-12), XL(14).
Product 13: Rapid Tankini Top - Strata Stripe
Rapid Tankini Top - Strata Stripe
Strata Stripe
$78
This tankini changes even faster than the rapids, the tide or middle school relationships. When the water or the action is fast-moving, we pull on the Rapid. One quick pull and our band and straps are customized to fit us just right. Unique double-cross racerback styling ties in the back. Fully lined. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-12), XL(14).
Product 14: Tidal Reversible Bottom - Strata Stripe
Tidal Reversible Bottom - Strata Stripe
Strata Stripe
$56
When the water or the action is fast-moving, we pull on the Tidal. Reversible. By Carve Designs. XS(2-4), S(6), M(8-10), L(10-12), XL(14).
Product 15: Keep Your Cool Sun Shirt
Keep Your Cool Sun Shirt
Starburst
$58
Sun trying to bully you back indoors? Give UV rays the cold shoulder. Lightweight, cooling rashguard fabric shields us from overdosing on Vitamin D; rated at UPF 50, this versatile top lets us run, bike, hike and kayak carefree all summer long. By Carve Designs. S(4-6), M(8-10), L(12-14), XL(16).
Product 16: Impact Bikini Top
Impact Bikini Top
Grey Print
$45
A collision of sport support and flattering shape, this svelte suit makes an impact wherever it or we land. X-back styling delivers sport stability, adjustable straps let us customize our fit. Elasticized underbust. Pullover. By prAna. XS(0-2), S(4-6), M(8-10), L(12-14), XL(16).
Product 17: Impact Bikini Bottom
Impact Bikini Bottom
Grey Print
$55
Sport agility in a svelte and flattering shape. Ready to make an impact where it or we land. Fully reversible. By prAna. XS(0-2), S(4-6), M(8-10), L(12-14), XL(16).
Product 18: Wahine Swim Shorts
Wahine Swim Shorts
Black
Blueberry
Tidal
$62
Do not send a girl to do a woman's job and do NOT give us an itsy-bitsy bottom when we are grown women. We are wahines, and we rely on this short to keep us comfortable and confident. When bikini bottoms are too little and boardshorts too much, we don the Wahine. Run short-inspired with drawstring and built-in brief. Fast-drying, abrasion-resistant, woven outer. By Title Nine. XS(2), S(4-6), M(8-10), L(10-12), XL(14).
Product 19: Paddle Board Swim Skirt
Paddle Board Swim Skirt
Black
Blueberry
Tidal
$59
Whoever said swim security only comes in a board short cut never met our Paddle Board Skirt. The just-right length gives us the freedom of movement that we want. Built-in brief gives us the coverage we need. Made from fast-drying SurFlex™ and equipped with a secret stash pocket, it goes from deck to diving in, all summer long. Fixed, foldover-style waist with shirred sides hides a firm, stay-in-place waistband. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 20: Rip Tide Bikini Top - Crayon Stripe
Rip Tide Bikini Top - Crayon Stripe
Cobalt Multi
Was: $59 Now: $44
The blackball flag be damned, this suit can stand up in any conditions: volleyball dives, grabby toddlers, or riptides. Pullover. T-back styling. Fully lined. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 21: Holy Grail Bottom - Crayon Stripe
Holy Grail Bottom - Crayon Stripe
Cobalt Multi
Was: $49 Now: $39
Surprisingly flattering fit on just about everybooty. The Holy Grail indeed. Ruched side panels. Fully lined. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 22: Bodacious Bikini Top - Tonal Swirl
Bodacious Bikini Top - Tonal Swirl
Charcoal
$75
Created for confidently curvy chiquitas, the Bodacious is made to contain, control and conquer. Anything but basic, the Bodacious is better designed and more bad-ass than any suit your average Betty could dream up. Full coverage. Side seam stays and an external sling system for superior support. Hidden three-hook back closure for added stability. Fully lined. By Title Nine. 32-38 C-DD.
Product 23: Lehua Bikini Bottom - Tonal Swirl
Lehua Bikini Bottom - Tonal Swirl
Charcoal
$52
When we're ready to cause some trouble but can?t be bothered by fussy bottoms, these stay put through every antic. Fully lined. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 24: Namaka Bikini Top - Confetti Leaf
Namaka Bikini Top - Confetti Leaf
Agave
Was: $65 Now: $49
We make our own waves, and when we’re going tidal, the Namaka stays steady. High neckline gives adjustable halter-style coverage without the neck strain. ‘Crochet’ racerback. By Title Nine. XS(0-2), S(4-6), M(8-10), L(12-14), XL(16).
Product 25: Namaka Tankini Top - Confetti Leaf
Namaka Tankini Top - Confetti Leaf
Agave
Was: $75 Now: $54
We make our own waves, and when we’re going tidal, the Namaka stays steady. High neckline gives adjustable halter-style coverage without the neck strain. ‘Crochet’ racerback. By Title Nine. XS(0-2), S(4-6), M(8-10), L(12-14), XL(16).
Product 26: Impossible Bikini Bottom - Confetti Leaf
Impossible Bikini Bottom - Confetti Leaf
Agave
Was: $49 Now: $39
A swim bottom that makes aquatic adventures possible. Fully lined. By Title Nine. XS(0-2), S(4-6), M(8-10), L(10-12), XL(12-14).
Product 27: Aquatic Life Long Sleeve Rash Guard - Confetti
Aquatic Life Long Sleeve Rash Guard - Confetti
Multi
Was: $65 Now: $49
Under water or the sun’s rays, this rash guard is ready for our aquatic life. Dense nylon/spandex saves from foes, board rash and sunburn; adjustable side shirring saves us from our own harsh judgements, letting us choose more or less coverage. By Title Nine. S(4-6), M(8-10), L(10-12), XL(12-14).
Product 28: Bahama Mama Reversible Bikini Top - Tropicalia
Bahama Mama Reversible Bikini Top - Tropicalia
Tropicalia
$79
When we need to shake things up all while traveling light, we bring the reversible Bahama Mama. Just one quick tie in the back and we’re ready to dive in. Ties at back. By Seea. S(4-6), M(8-10), L(10-12).
Product 29: Bahama Mama Bikini Bottom - Tropicalia
Bahama Mama Bikini Bottom - Tropicalia
Tropicalia
$69
The sweet spot between a bikini bottom and a boy short. Made in California. Fully lined. Rear drawstring waist. By Seea. S(4-6), M(8-10), L(10-12).
Product 30: Wavemaker Bikini Top
Wavemaker Bikini Top
Blueberry
Was: $54 Now: $49
We?re the wavemakers here, and we have to have a suit that can take a hit...or 3. Built for those who ride waves, brave waves and make waves. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 31: Wavemaker Bikini Bottom
Wavemaker Bikini Bottom
Blueberry
Was: $49 Now: $39
We're the wavemakers here, and we have to have a suit that can take a hit... or 3. Built for those who ride waves, brave waves and make waves. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 32: Plunge High Neck Bikini Top - Flower Stripe
Plunge High Neck Bikini Top - Flower Stripe
Blueberry Multi
Was: $49 Now: $19
We may be taking the plunge but that doesn't mean our necklines have to follow suit. This high neck bikini top gives halter aesthetics without the neck strain. Adjustable straps via unique tie-back styling. Fully lined. Pullover. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).
Product 33: Tsunami Bikini Top - Ziggy Zag
Tsunami Bikini Top - Ziggy Zag
Multi Stripe
Was: $75 Now: $49
Built for sisters with serious swells. A firm elastic band and underwire cups team up for stellar support, no matter how wild the tidal rave gets. Pullover. By Title Nine. 32C-38DD.
Product 34: Tsunami Tankini Top - Ziggy Zag
Tsunami Tankini Top - Ziggy Zag
Multi Stripe
Was: $85 Now: $59
Built for sisters with serious swells. A firm elastic band and underwire cups team up for stellar support, no matter how wild the tidal rave gets. Top lined. By Title Nine. 32C-38DD.
Product 35: Lehua Bikini Bottom - Ziggy Zag
Lehua Bikini Bottom - Ziggy Zag
Multi Stripe
Was: $52 Now: $36
When we’re ready to cause some trouble but can’t be bothered by fussy bottoms, these stay put through every antic. Fully lined. By Title Nine. XS(2), S(4-6), M(8-10), L(12-14), XL(16).

Sporty Swimsuits and Athletic Swimwear

All our sunny adventures start with our perfect athletic swimsuits. Whether we're deep sea diving in a supportive bikini or playing hard on the beach in a sporty swimsuit, we expect our active swimwear to keep up with us. At Title Nine, we're redefining women's athletic swimsuits, one swim top and swimsuit bottom at a time. We're active women who need active swimwear, and we know how much the small details matter when it comes to our performance. So when we design our bikini tops, swim bottoms, and one-piece sporty swimsuits, we sweat the small stuff. Whether it's a halter-style tankini top with support for full cups or bikini bottoms with the right amount of coverage, we infuse performance into every stitch to meet all of our swimming needs.

Shop the arrivals of our new swimsuits and athletic swimwear and discover swim suits for every sport and every activity. Want to mix and match bikini tops and swim bottoms? Be our guest. Don't forget to check out our cover-ups and swim skirts, made with fast-drying poly fabrics and easy care performance blends. Perfect for throwing on post-surf session, these athletic swimsuits can seamlessly transition from beach to boardwalk and beyond. Need assistance finding the perfect fit? Chat with us on live chat or call the T9 gals at customer service, and we'll help you find women's athletic swimwear that defies expectations.

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