Small (USA 3-6 /Europe35-39),
Medium (USA 6-9 /Europe39-43),
Large (USA 9-12 /Europe 43-47)
Compression socks, is a kind of socks to promote the blood of
venous return to the heart. Which is not ordinary product . it is
distributed according to the different pressure, building up the
highest support pressure on the part of ankle. the pressure
declining gradually along the legs. until it declines to 70% to
90%of the maximum pressure value on the calf, and 25% to 45% of the
maximum pressure value on the thigh . such variation of the
declining pressure can return the blood of venous on the crura.
which is good for releasing or improving the pressure that is
endured by the crura venousand venous vaivw.