Human leg the anterior superior iliac spine to the pes anserinus on the medial side of the knee, from where it is further extended into the crural fascia. The sartorius acts as a flexor on both the hip and knee, but, due to its oblique course, also contributes to medial rotation of the leg as one of the pes anserinus muscles (with the knee flexed), and to lateral rotation of the hip joint. There are four posterior thigh muscles. The biceps femoris has two heads: The long head has its origin on the ischial tuberosity together with the semitendinosus and acts on
Over-the-knee boot are available with boots attached or can have attached stocking feet (usually made of the wader material), to wear inside shorter boots. In addition to being used for leisure purposes, such as angling or waterfowl hunting, industrial, heavy-duty waders are used as protective clothing in the chemical industry, agriculture and in the maintenance of water supply, sewerage and other utilities. Over-the-knee boot Over-the-knee boots (or cuissardes, which include thighboots, top boots, hip-boots, and waders), "OTK boots", are long boots that fully or partly cover the knee. Originally created as a man's riding boot in the 15th century, in the latter