Acrylic Fibres. Therapeutic Effect: These socks provide graduated compression from the ankle to the upper calf, offering support that promotes blood circulation and helps 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, attractive appearance and soft feel for all-day comfort. Using specialized manufacturing equipment and medical-grade fabrics, these durable compression calf sleeves offer therapeutic benefits at great value. Designed for both men and women. Suits Your Activity: Compression hosiery helps stabilize muscles and reduce pain, 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 warm-up and 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, promoting blood flow back to the heart. Helps relieve symptoms of strain, varicose veins, shin splints, and restless leg syndrome while supporting healthy circulation and leg health.