Supports the lower back and spine to help minimize strain and fatique. Unique shape and ergonomic memory foam reduces pressure points. Adjustable elastic strap for office chairs, car seats, or in the home. Smooth fabric cover is comfortable, durable, and removable for easy cleaning. Back Support Type: Lumbar; Material(s): Fabric; Memory Foam; Color(s): Black; Adjustability Features: Elastic Strap.