Color: Black. * The IMAK Back Cushion offers superior comfort and lumbar support for your car or office chair. * The unique design hugs your lower back to help improve your posture and reduce stress to the back thereby reducing low back pain. * The IMAK Back Cushion and Lumbar Support features large and small vacuum-formed air pockets which provide a ?pressure point massage? to your back. * Unique air pocket design helps stimulate blood circulation and invigorate back muscles. * Air pockets allow air to circulate to keep back cool and comfortable. * Perfect for improving the ergonomic comfort of your office chair or favorite chair at home. * Universally designed to fit nearly every car seat. * Removable poly cover is washable. * High-grade sculpted foam. *