Therafirm firm support women's trouser socks 20-30mmhg closed toe. Relieves tired, aching, fatigued legs. Fashionable, knee length trouser socks for women, featuring a non-binding, knit-in band that keeps the socks in place all day. These opaque ribbed style trouser socks are constructed of two-way stretch latex-free nylon and spandex fibers for soft, cool comfort. They also feature a reinforced heel and toe for added comfort and durability.