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Swedish design · Italian craft

Sculpted by Italian artisans. Made to be worn at the world's finest pools.

Made in Italy

Family atelier, 60-year legacy

OEKO-TEX certified

Non-toxic, skin-safe fabrics

Lasts 10× longer

Patented Xtra Life Lycra®

Easy returns

Experience with easy, hassle-free returns

"Demadly combines genuine craftsmanship with exclusive materials and stylish swim fashion, infusing it with Nordic influences."

– NORDISKA KOMPANIET

"Must-Have Bikinis! The timeless colors, exclusive fabrics and exceptional details are signatures for DEMADLY"

- PLAZA

"These swimsuits lasts ten times longer than conventional swimwear"

–ARQUITECTURA & DISEÑO

COUTURE DESIGN

We aim to craft the ultimate swimsuits, blending artistry and function to sculpt the female form with poise and allure. Every detail seamlessly blends style and fit, creating a captivating silhouette. For the DEMADLY woman, it's an experience that exudes confidence and garners compliments.

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Zoom in on high quality swimwear fabric

EXCEPTIONAL FABRICS

We only choose patented Italian fabrics with sculpting and shaping powers, lasting ten times longer than standard swimwear. OEKO-TEX certified and ethically crafted in Italy.

Learn about our materials
Italian craftsmanship-a-seamstress-making-Demadly

GENUINE CRAFTSMANSHIP

Expertly crafted by artisans with a 60-year legacy in Italian luxury fashion. Their passion and skill turn our swimwear into wearable art, celebrating artisanal excellence and the soul of Italian luxury.

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Our Mission

Born beneath the Northern Lights, DEMADLY empowers women with confidence, comfort, and exquisite beauty.

I started DEMADLY out of frustration and obsession. I wanted swimwear that was elegant in the truest sense. Sculptural without being showy. Conscious without being compromised. Made in small batches by people paid fairly, in materials chosen carefully. Nothing excess. Nothing accidental.

Each piece is ethically made in small batches using sustainable materials and fair labor. With an eye for detail — especially the view from behind — our mission is to empower confident, intentional self-expression at every angle.

DEMADLY is for the woman who moves through the world with quiet confidence. Who doesn't need to announce herself but is impossible to ignore.

That's the vision I show up for every day. And it's the feeling I want you to carry every time you wear one of our pieces.

Love, Madeleine

Founder & designer DEMADLY

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Feel the difference of considered design

Embla braided bikini in water

OUR COMMUNITY