Fellowes Professional Series Back Support with Microban Protection provides the perfect option for mid-spinal support with memory foam cushion which promotes good posture. Lower lumbar support with three memory foam sections conform comfortably to natural body curvatures. Microban® antimicrobial protection keeps product cleaner. Innovative Tri-Tachment™ system eliminates the need for readjustment. Fits most office chairs. Perfect for use in the office, home office, school, or anywhere you need to sit for long periods of time.