Perspectives on the sport. Written by our Athletes, and our Founders.
Two race seasons of testing teach that fabric fails predictably, at the seams before the panels, at friction points before flat areas, and under real race conditions that a fitting room never...
Fabric choice affects chafe over 8 kilometres of HYROX running because chafe is caused by repeated friction, made worse by wet, heavy, clinging fabric and rough seams. A fabric that wicks sweat,...
Technical kit costs more than cotton because it is engineered rather than just cut and sewn: performance synthetics, laser-cut or woven ventilation, heat-sealed and reinforced seams, tuned stretch blends and rounds of...
Seamless construction helps under load because it removes the raised stitched joins that dig in, chafe and become failure points when a garment is stretched hard, pressed against by a barbell or...
Fabric recovery determines whether kit keeps its shape because recovery is the fabric's ability to return to its original dimensions after being stretched. Kit with strong recovery snaps back after every lunge,...
Barbell and sled contact points need different seams because they stress kit in different ways: a barbell across the back or shoulders presses and abrades a static point under heavy load, while...
Modified polyester is standard polyester engineered to remove excess weight and add function, so the base fabric is stripped back as light as it can go while keeping the strength, wicking and...
Fabric blends balance softness, stretch and recovery by combining a base fibre that gives structure and durability, usually polyester or polyamide, with a small percentage of elastane that adds stretch and the...
Ultra-light race kit reinforces only where it fails first because adding strength everywhere would make the garment heavier and hotter, so the smart approach is to keep the whole piece light and...
A fabric dries quickly after a sweaty session when it moves moisture to its surface and spreads it over a large area to evaporate fast, rather than holding water inside the fibre....
Some seams chafe and others do not because of where the seam sits, how it is constructed and how much it moves against your skin. A thick, raised, stitched seam placed in...
4-way stretch stretches and recovers in all directions, both lengthwise and crosswise, while 2-way stretch only gives in one direction. In practice that means 4-way stretch kit follows a deep lunge, an...
Wet cotton weighs you down because cotton is hydrophilic, its fibres chemically bind water and hold many times their dry weight, so a soaked cotton top can carry a significant dead load...
Race tops reinforce the hem because the hem is where ultra-light race fabric fails first: it is gripped, tugged and rolled every time you pull it down after overhead work, and it...
Precision cutting per size means each size is cut to its own pattern rather than simply scaling one shape up or down, so the fit stays true across the whole size range....
Technical fabrics hold odour because synthetic fibres like polyester are oil-loving, so they trap skin oils and the bacteria that feed on them, and their smooth, non-absorbent surface lets those bacteria cling...