Synthetic fabrics are the norm for exercise gear – but at what cost? Discover the brands using natural fibres to work up a sweat
It’s a wet, windy morning on Parliament Hill in London. The steep, eight-minute incline means you are cold, reluctant and full of dread at the bottom and hot, sweaty and triumphant at the top. The kit I usually rely on to regulate temperature and fend off the elements is a triple-decker sandwich of petrochemical-derived synthetics. Not today. I am wearing castor bean oil-based leggings , a wool sports bra , a merino-wool base layer and an alpaca-lined rain-resistant jacket .
Every time we climbed a corridor up a mountain, we had to take the Gore-Tex shell off, put it in our backpack, and then put it on again when we got to the peak.” Mover retained a wool lining and switched out the Gore-Tex for Ventile, the cotton fabric developed for pilots in the second world war. “We tested it for skiing, and for the first time we felt we really could breathe, from the skin to the outer shell. It was resistant to the wind, snow and light rain.
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