30 X17 X 3 * Black * Extra Long To Support The Shoulders And Neck * Designed To Increase Comfort By Aligning Your Spine And Supporting Correct Posture * Unlike Traditional L Shaped Chairs The S Shaped Frame Of The Obusforme Molds Your Spine Into Proper Anatomical Alignment * Muscles Relax Leaving You More Comfortable And Energized * Features Molded Impact Resistant Lightweight Polycarbonate Frame * Durable Polyurethane Foam Protects Frame And Provides Cushy Comfort * Hypoallergenic Cover Can Be Removed And Spot Washed * With Removable Adjustable Lumbar Support Pad To Provide Additional Comfort For The Lower Back By Supporting The Lumbar Curve * Use Together With Any Obusforme Seat * Beautiful Impact Retail Packaging *