About the product:

Material:72% Polyamide + 28% Lycra.Our proprietary graduated compression zone technology gives you optimal pressure where your body needs it most.
FEEL THE DIFFERENCE: Massages and energizes tired， achy legs and helps prevent and treat: fatigue， pain， stiffness， soreness， swelling， cramps， shin splints， varicose veins， lymphedema， phlebitis， DVT (deep vein thrombosis)， blood clots and plantar fasciitis.
DESIGNED FOR COMFORT: Comfortable for all day， everyday use. Premium stay up top leaves no marks. Ideal thickness to fit any shoe. Discreet and stylish design for walking， sitting， standing， travel and all attire from casual to work， dress or formal.
GUARANTEED PERFECT FIT: See our Size Guide in the images section for a perfect fit by ankle， calf circumference and shoe size. Ergonomically designed extra toe space for unrestricted movement.
Fit for Men or Women.CONSTRUCTED FOR DURABILITY: Superior reinforced toe and heel. Long lasting and machine washable materials and construction using our micro-scaled compressive knit patterning.

Introduction:
Fine material and available in closed toe， providing optimum comfort and satisfaction.?
Reinforces the weaving of toe and heel. Excellent graduated compression supports.
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I: helps relieve moderate leg swelling， moderate to severe varicosities or edema， postsclerotherapy.?

II: treat phlebitis， venous thrombosis and for saphenous vein exfoliated post-surgery or deep vein thrombosis patients.?

III: for lower extremity swelling， ulceration， scleroderma and irreversible lymphedema patients.