Acrylic Fibres. Therapeutic Effect: The socks provide graduated compression from the ankle to the upper calf, promoting blood circulation and helping to relieve tired, aching, and fatigued legs. Ideal for varicose and spider veins, diabetic support, long flights, and general swelling or inflammation of the legs and feet. Beautiful & Comfortable: Made with fine yarns for a sheer appearance and soft feel, designed for all-day comfort. Using specialized manufacturing equipment and medical-grade fabrics, these durable compression calf sleeves offer therapeutic support for both men and women. Suits Your Activity: Helps stabilize muscles, reduce pain, and prevent injuries and shin splints. Suitable for running, hiking, volleyball, basketball, cycling, baseball, yoga, workouts, and other fitness activities. Ideal for low or high impact exercises, aiding in safe warm-up and faster recovery. Also suitable for daily use, including during pregnancy, standing for long periods, or air travel. Graduated Compression: 20-30 mmHg graduated compression delivers maximum pressure at the ankle with progressive reduction up the calf, supporting improved blood flow back to the heart. Helps relieve symptoms of strain, varicose veins, shin splints, and restless leg syndrome while maintaining healthy circulation and leg health.