Product Name: Stretchable Joint Hip Belt Package Contains: 1 Hip Belt Material: Neoprene Color: Colour as per availability Weight: ?168 g Additional Information: Our unique designed belt which have double diamond-shaped elastic bands are symmetrically distributed on both sides of pelvic bones, and four elastic bands are pressed on the lower back from four directions respectively. This works to slightly compress the pelvic bones, strengthening the connective tissues that hold the sacroiliac joint together so that your own ligaments are not stressed and the joints .