It's also advisable to check whether there are any cracks on the beads.
Trickier the fibre the less risky it the place spun into yarn. But Mary's answer relates specifically towards job these people applying for (dog groomer). https://armstrongmywire.com/finance/category/press/article/pressadvantagesyn-2024-8-5-veteran-owned-company-expands-commercial-garage-door-installers-in-phoenix-to-meet-soaring-demand