IMAK® Foam Ergo Lumbar Cushion, 13.5 x 4 x 13.8 Inch

The IMAK Back Cushion and Lumbar Support offers superior comfort and lumbar support for your car or office chair Design hugs your lower back to help improve your posture and reduce stress to the back Large and small vacuum-formed air pockets provide a "pressure point massage" to your back. Air pocket design helps stimulate blood circulation and invigorate back muscles Air pockets allow air to circulate to keep the back cool and comfortable 13.5 inches wide x 4 inches deep x 13.8 inches high