The Kensington Memory Foam Back Rest (Model 82025) offers ergonomic support to alleviate lower back discomfort during extended periods of sitting. Crafted from high-density, viscoelastic memory foam, it conforms to your body's contours, providing customized support. The backrest features adjustable straps for a secure fit on most chairs and a removable, washable fabric cover for easy maintenance. Ideal for office workers, students, and anyone seeking enhanced lumbar support.