Soft Maternity Body Pillow for Side Sleeper LK059A pregnancy pillow is a pillow which is designed to accommodate the changing body of an expecting mother. Especially in the later stages of pregnancy, it can become extremely difficult to find a comfortable position for sleeping, sitting, or lounging, which can contribute to muscle pain and soreness. Using a pregnancy pillow can make it easier to find a position which cradles and supports the body, increasing general comfort levels and reducing strain