Thank you for viewing. The photo is dark gray, but the actual product is gray. [Lower Back Pain Relief & Natural Sleep Support] This lumbar pillow gently supports the lower back, which is strained by long hours of sitting or standing. It maintains the natural curve of the lumbar spine, relieves tension in the lower back while sleeping, and supports comfortable sleep until morning. [Memory Foam & Ergonomic Design] Made with high-quality memory foam to distribute body pressure. The 60cm long size and 3cm height design firmly supports the gap between the lower back and the bed, whether you sleep on your back, side, or toss and turn. It fits softly and allows you to sleep comfortably without any discomfort. [Multi-functional Pillow: Lumbar Pillow, Knee Pillow, Leg Pillow] Can be used not only for the lower back but also placed under the knees or legs. It helps improve blood flow, reduce swelling, and recover from leg fatigue. It can be used not only on the bed but also on the sofa or office chair, allowing you to relax comfortably while maintaining proper posture. [Excellent Breathability & Easy Care] The soft cover is gentle on the skin and has good breathability, making it less prone to stuffiness. The cover has a zipper and is removable, and can be easily washed in the washing machine, keeping it clean at all times. It supports comfortable sleep every day. [Perfect Gift for Loved Ones] A practical item that supports health and good sleep. It is a great gift for various occasions such as birthdays, Respect for the Aged Day, Mother's Day, Father's Day, Christmas, and year-end gifts for parents, partners, and friends.