Sit comfortably in your home, office, car, and more with this helpful lumbar support cushion. Simply strap the cushion onto any chair using the attached stability strap to ensure that it stays in place and offers the best support possible. Its lumbar support helps relieve soreness and pressure on the back caused by long hours of sitting. Best of all, this support cushion features a removable gel pack that can be chilled in the freezer or heated in the microwave for a cooling or heating effect, providing even further pain relief. It even includes a removable mesh cover for easy cleaning.