Introduction:This medical compression stocking has a compression ratio of 15-20 mmHg graduated compression. It ensures that proper pressure is applied at a particular level from your upper ankle to your lower leg. When worn often, compression socks are very beneficial providing good circulation of the blood flow in the feet and legs. It can help combat aching, swelling and general discomfort that usually accompanies them. Recommended for: Minor Varicose Veins, Minor Spider Veins, Edema, DVT, Post-Surgery, Swelling in Ankles Calf Feet, Enlarged Bulging Veins, Pregnant Nursing Expecting Mothers (when indicated by a doctor), Travel (prevents blood pooling and clots in frequent flyers), Tired Aching Legs, Muscle Recovery Post Cardio Workout and Exercise. Beauty Shaping and Leg Contouring. Care Instruction: To protect the socks/stockings, make sure to place them in a mesh laundry bag and use warm water and a mild detergent. Note: You shouldn’t use them if you have nerve damage in your legs or another condition that affects skin sensation, peripheral arterial disease, a history of a peripheral arterial bypass grafting, a skin infection on your feet or legs, dermatitis with oozing or fragile skin, massive leg swelling, or a pulmonary edema from congestive heart failure. Better consult your doctor first. Lin Performance Medical Compression Socks provide 15-20mmHg graduated Compression from your ankle to legs, to help with leg swelling, spider and varicose veins, blood circulation, post surgery, leg pain, venous insufficiency, blood clots and DVT.