Discover the Zurich Collection by Sigvaris: luxurious, soft, and breathable compression socks made from Sea Island Cotton. Designed for all-day comfort without pinching, they enhance circulation, reduce venous issues, and are perfect for sensitive feet and long-distance travel. Trusted by physicians for proven effectiveness.FEATURES Style Sea Island Cotton socks are made with the world's rarest cotton, ensuring a luxurious feel that is as soft as cashmere. Knitted with the world's rarest cotton for a soft, luxurious feel Ideal for sensitive skin Double-covered inlay yarns provide comfort and allow product to easily glide on and off Best suited for tired, heavy, restless, aching legs; travelers; occupational leg health risks; expecting mothers; family history of chronic vein disease FIRM COMPRESSION (20-30 MMHG) Tired, sore, heavy legs Mild swelling in the lower legs Mild varicose veins with a little swelling Mild varicose veins during pregnancy After treatment of small veins Prevent or manage blood clots (DVT) Reduce swelling during travel Prevent blood clots (DVT) during travel SPECIFICATIONS Brand : Sigvaris Series : Sea Island Cotton (Formerly 220 Sea Island Cotton) Compression : 20-30mmHg Style : Knee High Fabric Content : 43% Sea Island Cotton, 39% Nylon, 11% Spandex, 7% Supima Cotton; Non-Latex