Green Lion Ergonomic Memory Foam Seat Cushion - Back Pain Relief & Lumbar Support for Office Chair, Car, and Home Precision Ergonomic Design: Specifically crafted to offer back pain relief and optimal lumbar support. Memory Foam Comfort: Adapts to your body’s contours, providing personalized support that helps reduce strain. Breathable Material: Keeps you cool and comfortable, even during long hours of use. Lightweight and Portable: Perfect for use in the office, car, or home, making it easy to transport. Versatile Use: Suitable for office chairs, car seats, and home furniture, catering to all your sitting needs.