HYROX Intel

Perspectives on the sport. Written by our Athletes, and our Founders.

Hyrox Intel — Tagged "Elite15"

What Is Modified Polyester and How It Removes Excess Weight

Modified polyester is standard polyester engineered to remove excess weight and add function, so the base fabric is s... more

Why Do Some Seams Chafe and Others Don't?

Some seams chafe and others do not because of where the seam sits, how it is constructed and how much it moves agains... more

What Is Precision Cutting Per Size and Why It Matters

Precision cutting per size means each size is cut to its own pattern rather than simply scaling one shape up or down,... more

How a T-Shirt Goes Through 20+ Fabric Revisions

A T-shirt goes through 20-plus fabric revisions when it is developed through a real testing loop, athletes wear each ... more

The Science of Breathability: How Fabric Moves Heat Off Skin

Breathability is a fabric's ability to move heat and water vapour off the skin, and it works through two routes, air ... more

Do You Need Pockets on Race Day for HYROX?

You need pockets on HYROX race day only if you carry fuel, and then they must be secure, close-fitting pockets that w... more