However, they’ve long been used in outdoor gear, as they help with waterproofing and other resistances. Luckily, many brands have been moving away from them (like Nemo with its Osmo fabric).

It’s also breathable. On the exterior though, you’ll find a waterproof outer (also made from recycled fabric) that ensures you’ll stay snug inside during an eventual downpour. The technology ...

British outdoor brand Berghaus has announced it is the first in the world to use the new Pertex Shield Pro 2.5L fabric. In a news release, the brand says it has used the waterproof fabric in the ...