Relaxsan Basic 960 - firm support thigh high stockings 20-30 mmHg for suspender belts 76% nylon, 24% elastane support thigh highs for suspender belts (1 pair) with firm graduated compression of 20-30 mmHg. Ideal for the treatment for varicose veins, phlebitis, oedemas, thrombosis, and chronic venous insufficiency. Ideal after surgery to help prevent blood clots. They feature a soft elastic top band at the thigh and should be used with suspender belts. Reinforced heel and toe for maximum comfort, durability and fit - High quality, 100% Made in Italy For CORRECT SIZING, please refer to the SIZE CHART included with IMAGES.