Sitting in your chair and finding out there's no back support in the chair is causing your back to ache? Prevent your back from hurting more with this memory foam back pillow cushion. It will help support your back and give you a relief from your pain in the lower back. Sitting never felt so good! Details: Black 12" x 13.25" x 4.75" Installs with adjustable straps Ergonomic lumbar support Durable woven mesh fabric cover Spot clean as needed Made with memory foam