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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. Tested in Performance.

Jan 1, 20262 min read

Performance is not a promise.
Performance is earned.

At Extreme Performance, no product is created behind a desk. Our gear is built where it counts: in the gym, on the training floor, and under real load. Not by models, not by marketers — but by athletes.

Designed from training, not trends

Every legging, top, or zipper starts with one question:
What must this item be able to do during a tough workout?

Not how it looks in a photo.
Not what’s “in” at the moment.
But what happens when sprinting, lifting, sweating, jumping, and repeating.

Our designs come from:

  • intensive strength training

  • HYROX and condition-based workouts

  • daily training routines of our athletes

Only when an item holds up there is it ready for the next step.


Tested under pressure, not perfect conditions

Real performance doesn’t show in a studio.
It shows under fatigue.

Our products are tested:

  • after multiple training sessions

  • during heavy sets and circuits

  • in motion, not at rest

We don’t just check if something “stays put,” but:

  • does it slip during intensity?

  • does the fabric stay squatproof under tension?

  • does the compression feel supportive or restrictive?

What fails goes back to the drawing board.
What keeps performing earns the Extreme Performance logo.


Feedback that makes the difference

Our athletes don’t wear samples “just for the photo.”
They train in it. They push in it. They almost break it.

That feedback isn’t an afterthought — it drives our designs.

Details adjusted based on real input:

  • waistbands that don’t roll down

  • subtle shaping that stays functional

  • fabrics that breathe without becoming see-through

Performance doesn’t come in one version.
It’s created in iterations.


Why this matters to you

You don’t have to be a pro athlete to benefit from gear developed this way.

When leggings are built for extreme strain:

  • a normal workout feels lighter

  • the fit stays more consistent

  • you feel more confident in movement

That’s the difference between gear that looks sporty
and gear that can handle sport.


Performance is not a marketing term

Anyone can shout “performance.”
We put it to the test.

At Extreme Performance, performance means:

  • proven functionality

  • thoughtful construction

  • no compromises under pressure

That’s why we don’t say our gear performs.
We prove it — every workout again.


Built by athletes.
Tested in performance.

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