Size:XL | Color:Khaki Mens Microfiber and Cotton Dress Socks Graduated 15-20 mmHg Black, Medium-Absolute Support-Made in USA. Sold per pair made with Microfiber Nylon: 82%, Cotton 10%, Spandex 8%,, we have added a layer of cotton inside next to the skin, providing a softer cooler feel. Soft microfiber nylon stretches to fit comfortably. Fashionable rib knit. Reciprocated heel. Balloon toe. Comfort top without restriction. Clinically proven and physician recommended, moderate graduated support gently massages and enhances upward circulation in the legs. Moisture wicking fibers keep feet dry and healthy. For the prevention and relief of minor to moderate varicose and spider veins. Helps relieve tired, aching legs, and minor swelling of feet, ankles, and legs. Helps prevent deep vein thrombosis (DVT), also known as economy class syndrome. Absolute Support is our private line of High Quality Compression at Value pricing. All products are designed and engineered with your comfort in mind. Absolute support delivers physician-prescribed elastic compression therapy guaranteed.