14/09/2026
Most people don’t realise that the stretch in everyday clothing - leggings, jeans, school uniforms, activewear comes from two synthetic fibres - nylon and elastane. They’re comfortable, they’re everywhere… and they come with a story most brands never tell.
From skin interaction and chemical finishing, to microplastic shedding and end‑of‑life challenges, synthetic stretch fibres behave very differently from natural materials. Understanding how they are made and why they are used is one of the most important steps in choosing clothing that aligns with your health, values and the planet.
We have just published a full deep dive into what nylon and elastane actually are, how they behave and what to consider when they appear on a label. Clear, accessible and designed to help you shop with confidence not confusion.
Read the full guide here 👉
https://livebeyondthelabel.co.uk/what-are-synthetic-stretch-fibres/
Nylon & Elastane – The Hidden Engine Behind Modern Active Wear If polyester is the backbone of modern sportswear, nylon and elastane are the fibres that shape how it feels. Nylon gives clothing its strength, smoothness and durability. Elastane gives it stretch, cling and recovery. Together, they c...