The leg pillow that supports the legs and knees The leg pillow was invented to help alleviate the stress caused by poor sleep discomfort and cause discomfort. Highly recommended by medical professionals, the ergonomic contour of the cushion adds enough spacing for improved alignment of the legs, knees, hips, pelvis and spine. Promotes circulation and relieves pain from bursitis and sciatica. Pillows to provide the support needed to maintain the proper alignment of our spine, hip, neck and head. Ideal for side sleepers and pregnant women, the knee pillow cover is equipped with an adjustable strap to help keep in place all night. Super Comfortable all night. Removable, Machine-washable cover.