Mediven Radiance knee highs are exceptionally sheer and lightweight. The Medi-Silk fibers make this stocking extremely comfortable and easy to apply. A fitted toe and heel complement any shoe style and the reinforced sole provdes long-lasting wear. This stocking provides 16-20mmHg of gradient compression and helps improve blood flow, prevent minor ankle, leg, and foot swelling, and reduce the discomfort caused by minor varicose or spider veins. Ideal for wearing on long flights or automobile trips and for people who spend time on their feet. Woven from 68% nylon and 32% spandex in the USA.