Sierra Socks Women Nylon Trouser Compression Support Travel 15-20 mmHg Made in USA (2S Black)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> 15-20 mmHg Knee Hi Compression Super Soft Socks </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Fashionable Fine Rib Pattern with Reciprocated Heel &amp; Comfortable Toe Pocket </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Comfort top without restriction. Superior “stay up” performance </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Graduated compression aids blood circulation， relieves tired， aching and swollen legs， often symptoms of varicose veins </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> 90% Nylon， 10% Spandex. Proudly Made In USA </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31SDgQ7RC3L.jpg" noproxy>