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Signature multi-buy discount

1 item 10% · 2 items 20% · 3 items 30%. Comes off the price automatically.

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Featured products

Leggings in Hyper Blue, sportlegging dames, productfoto 2
Promotional price€49,95
Leggings in Ultra Black, sportlegging dames, productfoto 2
Promotional price€49,95
What's new
Atleet in de Raspberry Pink set bij het squatrek
New colour

Raspberry Pink

The Leggings, the Bra and the tops are here in Raspberry Pink. Size L has sold out everywhere, S and M are still in stock.

View Raspberry Pink
Atlete in de Sculpt Zip Jacket en High Waist Leggings in Ocean Blue op een bank in de gym
Updated

The site has been rebuilt

A new menu, calmer collection pages, and every colour of one model together on the product page. That way you find the colour you want faster.

View the shop
Atlete in de Crop Zipper en Shorts 4.5 inch in Ultra Black met shaker op de baan
New on the site

You can now write reviews

There is now room for a review under every product. Got something from us in your wardrobe? Tell us how it holds up after a few sessions. That helps the next customer more than any product photo can.

Pick your product

Built by Athletes

Jan 1, 20262 min read

Extreme Performance is built by athletes.
Not as a marketing story, but as a starting point.

Our products don’t come from trends or mood boards, but from training, stress, and repetition. Every design starts with one question: does this hold up when the body is tested?

We develop our clothing together with athletes who train daily in the gym, participate in HYROX events, and push their limits in performance-based workouts. Their experience guides everything — from fit to material choice.

Developed where it counts

Our athletes don’t wear prototypes “just for the photo.”
They train in it. They sweat in it. They push in it.

During this process, we don’t just look at appearance, but at what really happens:

  • Does the fit stay stable under intensity?

  • Does compression support without restricting freedom of movement?

  • Does the material stay squatproof, even under maximum strain?

What doesn’t perform gets adjusted. What does perform gets further developed.


Feedback as foundation

Athlete feedback is not an addition — it forms the foundation of our collections.

Small details make the difference:

  • waistbands that don’t roll down

  • shaping that stays functional

  • fabrics that breathe but don’t show through

Every item goes through multiple iterations before becoming part of Extreme Performance.


For performance, not trends

We don’t design for a single moment, but for repeated use under stress.
That’s why we don’t follow fast-fashion cycles or build collections based on hype.

Our focus is on:

  • durability in performance

  • consistency in quality

  • confidence in motion

That makes our clothing suitable for athletes — and for everyone who trains with purpose.


Built by Athletes. For Those Who Push Further.

You don’t have to be a professional athlete to benefit from clothing developed this way.
When gear is built for extreme performance, every workout feels more stable, stronger, and more confident.

That is what Extreme Performance stands for.

Built by Athletes.
Designed for performance.

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