The common belief If you're trying to shop more sustainably, you've probably heard the advice: choose natural fibres over synthetic ones. Cotton good, polyester bad. It's a simple rule, and it feels intuitively right. Natural materials come from plants and animals, they've been used for thousands of years, and they'll break down when you're done with them. Synthetics, on the other hand, are made from petroleum, they shed microplastics, and they'll sit in a landfill for centur

High in the Peruvian Andes, above 3,500 metres where little else can thrive, alpacas have been producing some of the world's finest fibre for thousands of years. Their wool — technically called fibre, since alpacas aren't sheep — has a reputation for exceptional softness, warmth, and durability. But does that reputation extend to sustainability? The short answer is yes, with some caveats worth understanding. Alpaca wool scores 87 out of 100 on the Fashion Sustainability Index

There's something quietly radical about organic cotton. In a world where conventional cotton production accounts for roughly a quarter of all insecticides used globally, choosing to grow cotton without synthetic chemicals feels almost rebellious. It's a return to how cotton was cultivated for thousands of years before industrial agriculture transformed it into one of the most chemically intensive crops on the planet. Organic cotton is exactly what it sounds like: cotton grown