Knee Pillow - Firm, High Density Foam with Removable Fabric Pillowcase | Therapeutic Pillow Reduces Lower Back Pain, Migraines, Neck & Body Pain | Orthopedic & Ergonomic Knee Pillow for Side Sleepers Designed to be placed between your knees for a more comfortable night's sleep, great for side and back sleepers Therapeutic design may relieve strain and pressure on knees, hips and lower back and includes an adjustable strap to secure the pillow to one leg and help it stay in place Raises and supports knees to a comfortable position while lying on your back, and separates knees to align spine Much less bulky than a regular pillow that you might tuck between your legs for support Research suggests that the right amount of cushion between or under the knees will lead to better, more restful sleep