The Contour Legacy Leg Pillow is a patented orthopedic pillow designed to help restore the natural alignment of your spine and alleviate unwanted pressure. This ergonomically designed pillow is tailored to the contours of your legs, knees, and thighs to align your spine and help alleviate lower back, legs, hips and knee strain. Are you a side sleeper who wakes up with low back, hip, and knee pain? The unique patented design cushions your knees and cradles your legs, reducing stress on your joints and promoting proper alignment of your lower back, leading to a more restful and comfortable sleep. Plus, the pillow is ventilated, promoting airflow throughout the night, and keeping you cool through the night. - Helps restore your natural alignment - Reduce pressure on knees, hips & lower back - Holds its shape - memory foam - Designed to stay in place all night long - Stay-cool ventilated design promotes airflow - Breathable, Zippered removable, washable quilted cover.