The high-quality memory foam waist pillow is made of pure materials. The memory foam lumbar pillow can relieve acute and chronic back pain, muscle pain, arthritis, narrow organs, herniated disc and general back pain. Our memory foam is the perfect formula for comfort and support. Ergonomic design, especially for back pain-due to the universal contour structure, our back support pad can be placed anywhere on the back of the chair, and can be used to relieve neck, upper back, middle back, lower back and spine pain . The backrest can also be used as a posture corrector to help correct sitting posture when driving a car or sitting on an office chair, thereby reducing stress. Suitable for gamers, truck drivers, elderly men and women.