Medicale Soft Microfibre Compression Knee High Socks that provide a medium graduated compression of 15-21 mmHg. Encourages the return of blood to the heart to reduce symptoms of swelling, heaviness of the leg, varicose veins, symptoms of venous disorders, and helps prevent embolism and thrombosis. Made with a soft, microfiber fabric that is long-lasting and very, comfortable, the stretchy nature of this fabric helps with application of the garment. Featuring reinforced heels and toes and invisible flat seams to guarantee maximum, comfort and durability. Fabric content: 75% nylon, 25% elastane Soft microfiber medical compression knee highs (1 pair) - closed toe Graduated compression of 15-21 mmHg Ideal to help reduce symptoms of swelling and heaviness of the leg, treat mild varicose veins and venous disorders, and prevent embolism and thrombosis. Long-lasting and opaque graduated compression knee highs in soft microfiber with reinforced toes and heels and invisible flat seams for maximum comfort and durability.