The thigh part of the stockings will have a drip elastic band to play an anti-slip role.
If you walk or run with your clothes on for a long time,
Will increase the coefficient of friction with the skin,
The skin on the thigh is the tenderest.
So it is easy to be red and itchy, and it will blister when it is serious.
It is recommended to avoid strenuous overload exercise when wearing elastic socks.
Allergic people turn the strap outside when they sit up and turn it back when they walk.