These are black panty hose made in the USA. They are 80% nylon, and 20 spandex. These panty hose have a different shape than the usual panty hose. There is area to stretch around the thighs and knees, additionally, the bottom has a foot shape for best fit without tearing the fabric. Supports, the pelvic area, has a reinforced toe point, and is thin enough to maintain healthy circulation.