Size: 14 X 13 X 4 * Color: Black * High Quality Memory Foam Contoured For Maximum Comfort And Support * Features A Hypoallergenic Breathable Mesh Fabric Cover That Helps To Prevent Heat And Moisture Build-up * Can Be Placed Anywhere Along The Back Of A Chair For Neck Upper Middle Thoracic Or Lower Back And Spine Pain Relief * Ergonomic Design Helps To Relieve And Alleviate Both Acute And Chronic Pain From: Back Aches Muscle Aches Arthritis Stenosis Herniated Disks And General Sore Backs * Can Be Used In The Home Office Car Airplane Wheelchair Recliner Or Anywhere Extra Lumbar Comfort And Support Is Needed * Position The Backrest Into Desired Position And Prevent Slippage Using The Dual Adjustable Straps * Cover Is Removable