Magazine

A calm guide to BPA and PFAS in leggings - where the chemistry actually comes from, why “organic” doesn’t automatically mean safer, and how finished garment testing closes the gap.

What activewear claims actually mean, what they don't cover, and the 5 questions to ask before you trust them.

This article explores why the real question in activewear is not natural vs. synthetic, but what chemicals may exist in the finished garment after dyeing and manufacturing. Featuring insights from Dr. Graham Peaslee, it explains why finished-garment testing, transparency, and higher material standards matter in modern performance apparel.

The phrase "non-toxic" activewear is everywhere. But in many cases, it means far less than people assume - and the distinction matters more than most brands are telling you. Definite...

PFAS-free, BPA-free and built for real training. The non-toxic legging guide that doesn't sacrifice on durability, fit or shape retention.

Definite Articles Performance & Fabric Perspective  ·  Materials Synthetic or Natural?That's the wrong question. A familiar refrain exists on social media: synthetic fibers are toxic, natural fibers are safe. It's...

Out here, you can’t fake it. Every move matters. Every stitch matters. Every breath matters. When we partnered with the Boulder Climbing Community, we didn’t run lab tests. We sent...

Everyone wants to go harder. Lift more. Run faster. But here’s the truth: if you can’t move well, you can’t perform well. Tom Merrick (@BodyWeightWarrior), mobility coach and movement specialist with...

When you're training for 26.2 miles, every detail counts - from fueling to foam rolling. One piece of gear that often flies under the radar: socks. Marathon day doesn’t just...

When Daniel Craig stepped onto the set of No Time to Die, the physical demands were intense - high-speed chases, fight scenes, and the stamina only a 007 role could...

Pickleball might look like a game of power - but the real secret to leveling up? Finesse. And nothing defines finesse like the dink. For new players - especially those...

Performance fabrics - often referred to as synthetic fabrics - usually get a bad rap. When you hear "polyester" or "nylon," it's easy to instantly picture toxic chemicals, ocean pollution,...