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Woman in a white bikini standing in the ocean with waves crashing around her.

Beyond Swim. Beyond Sweat.

The first apparel that refuses to choose between land and water. Neither should you.

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Woman in a white bikini lying on her back in clear blue water.
Beyond Swim, Beyond Sweat

One set. Every terrain.
Zero compromise.

Your swim set can't survive a beach run. Your activewear dissolves in chlorine. Until now, moving between elements meant packing two outfits.

Kestos was built to end that trade-off. One set that holds up from sand to surf to studio — comfortable enough to wear from sunrise to sunset.

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The Collection

Two Sets. Every Possibility.

Woman in teal bikini standing on a sandy beach with ocean in the background The Signature Set
The Signature Set

Effortless Flow. Intuitive Movement.

$169.00

A minimal silhouette designed for light, fluid movement. The crossed-front follows your body's natural lines — inspired by the original 1925 Kestos geometry. Less structure, more freedom.

Full-Cup Triangle
X-Back Support
UPF 50+
Woman in maroon athletic wear standing on a rocky beach with ocean and clear sky in the background Woman in maroon swimsuit standing in a rocky coastal area with ocean waves.
The Sculpt Set

Maximum Hold. Built for Impact.

$179.00

Engineered for high-intensity movement. The double-strap X-back locks in with the most stable hold we've built — diving, jumping, overhead serves. Zero shift.

Double-Layer Waistband
Quick-Dry Cups
Chlorine-Resistant
A Day in Fluid Motion

One Set. Sunrise to Sunset.

Woman running on a rocky beach with ocean in the background
6:00 AM Beach Run
Woman practicing yoga on a paddleboard in the ocean with rocks in the background
8:00 AM Paddle Yoga
Woman lying on her stomach in clear blue water
10:00 AM Open-Water Swim
Woman playing volleyball on a beach with ocean in the background
2:00 PM Beach Volleyball
Woman riding a bicycle with a surfboard on a beach at sunset
6:00 PM Sunset Session
Beach scene with a large striped umbrella and 'Kestos' branding, promoting summer wear.
Vintage-style advertisement for Kestos featuring women in athletic wear and a white dress.
Joy in Every Wave.

Born in 1925.

Reengineered for

Every Element.

In 1925 London, Rosamond Klin crossed two silk handkerchiefs and created the first modern bra — support through tension, not compression. No wires. No boning. Pure geometry, working with the body.

A century later, we've taken that same crossover geometry and reengineered it into fluid-state sports apparel that moves between land and water. Same principle. Built for a new century.

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45-Day Money-Back Guarantee

Wear it, test it, love it — or return it

Joy in Every Wave.

What Makes Kestos Different

Woman in a blue bikini standing in clear ocean water with a blue sky background

Beyond Swim, Beyond Sweat

One fabric, one construction — equal precision on sand, in the studio, or cutting through open water.

Soft Start, Strong Finish

Progressive-modulus compression adapts to your intensity — soft at rest, supportive under tension.

Woman in a red bikini lying on a rock with ocean waves crashing around her

Built For The Elements

UPF 50+ protection, chlorine-resistant elastane, engineered to withstand sun, salt, and chlorine.

Artistic illustration of a woman wearing a pink bra against a beige background

Heritage, Reengineered

The 1925 Kestos crossover geometry — reimagined into modern fluid-state performance without compromise.

Worn. Tested. Loved.

How It Feels

Ocean waves with a cloudy sky

Ready For One Set That Does It All?

From the trail to the ocean. One set. No compromise.

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Worn in the Wild

Real people, real water. See how the Kestos community wears it — tag us at @KESTOSOfficial to be featured.