Item Type: Compression SocksMaterial: Nylon, PolyurethanePressure Rating: I level pressure (15-20mmHg)Style: Middle Tube (Under the knee)Product Size:Circumference of Ankle Thin Area: Approx. 30-32cm / 11.8-12.6inCircumference of Calf Thick Area: Approx. 43-45cm / 16.9-17.7in1¡¢Gradient Compression: Women's open toe compression stockings use gradient compression technology to help relieve leg swelling, varicose veins, blood clots and deep vein thrombosis. 2¡¢Improves Blood Circulation: Thin compression socks improves blood circulation and helps relieve leg fatigue, pain, and slight swelling of the feet and ankles during pregnancy. 3¡¢Nylon And Polyurethane: Compression socks is made of high quality nylon and polyurethane fabric, soft and silky, skin friendly and breathable, durable. 4¡¢High Resilience: Fine workmanship, three dimensional cutting, high resilience, not easy to deform, delicate without rubbing your feet, comfortable to wear. 5¡¢Portable Design: Helps maintain healthy legs, simple and fashionable appearance.Small and light weight, easy to carry, perfect for home and travel use.Please allow slight error due to manual measurement. Thanks for your understanding.2 x Compression Socks