Pack of 2 Black Pairs Which Is 4 Knee to Upper Calf High Compression Socks for Women with Shoe Sizes From 6-11 USA Compression Stockings<div style="text-align: left;"><strong>[Product Information]</strong><ul><li class="showHiddenFeatureBullets"><span class="a-list-item"> 95% Nylon/5% Lycra </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Imported </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> Compression stockings gently squeeze your lower legs and ankle to move blood up your legs to help prevent leg swelling and， to a lesser extent， blood clots. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> The compression socks apply most pressure around ankles and less pressure higher up on calves. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> This pack includes 2 pairs which is 4 compression socks with a pressure rating of 10-15 mmHg. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> These black color compression socks are made of 95% Nylon/5% Lycra. </span></li><li class="showHiddenFeatureBullets"><span class="a-list-item"> If you have varicose veins， spider veins， excess fluid retention， or have just had surgery and are at risk of blood clots， your doctor may recommend compression stockings. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41bFLnd%2BGcL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ojaDHy4oL.jpg" noproxy>