... used in covering, weaving, knitting, as for covering, spandex bare yarn can be covered with polyester yarn, cotton yarn ... be used in making socks, jeans, underwear, swimsuit, pants, denim or any other fabric. Our spandex bare yarn own good quality ... well as its former, when reached the destination.20D Spandex Yarn Specification Sheet Lycra Yarn Inspection characteristicsspecificationElongation at break% ...