Specifically designed for side sleepers to end morning back pain. This knee elevating pillow precisely raises the knees to maintain near horizontal alignment of the spine, hips, and pelvis. By addressing the root causes of lower back pressure, sciatica, and hip tension from incorrect sleeping positions, it helps improve sleep quality. Ergonomic curved design ensures stability throughout the night. The unique curved shape fits the contours of the legs, providing wrap around support. Compared with regular pillows, it is less likely to shift, delivering reliable support and reducing the need for repeated adjustments until dawn. density memory cotton with slow rebound for customized support. The material responds to body temperature and pressure, automatically shaping to distribute leg pressure evenly. It is soft and skin friendly while providing strong support, helping avoid poor blood circulation and enhancing comfort. One pillow with versatile full body care. It can be used as a knee pillow, leg lift pillow, lumbar support pad, or neck relaxation pillow. Suitable for beds, sofas, office chairs, and travel, it provides comfort whenever support is needed and supports a healthy lifestyle. Use scenarios Sleep in bed as a side sleeper: place the pillow between or under the knees to align the spine, hips, and pelvis, aiming to relieve back pain and improve sleep quality. Lounge on a sofa or chair: use the pillow to elevate and support legs, reducing hip and lower back tension during rest or while watching TV or reading. Travel or on the go: use as a knee or leg lift pillow in cars, planes, trains, or during long commutes, or as lumbar support on a travel chair to maintain comfort and circulation.