Muscles of the hip the ilium. Together these muscles are commonly referred to as the "iliopsoas". This group consists of the externus and internus obturators, the piriformis, the superior and inferior gemelli, and the quadratus femoris. These six originate at or below the acetabulum of the ilium and insert on or near the greater trochanter of the femur. Additional muscles, such as the rectus femoris and the sartorius, can cause some movement in the hip joint. However these muscles primarily move the knee, and not generally classified as muscles of the hip. The hamstring muscles, which originate mostly from the ischial tuberosity inserting 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