【High Density Memory Foam】High density memory foam material can well withstand the force released by the waist and back.Amconsure lumbar support pillow provides ultimate support and comfort in a long lasting durability time. And it can bounce right back to where it was,never go flat.54*45*12CM(21*17.7*4.7 in）fits all human figure types. It is perfect for upper, middle & lower back pains and lumbar pain relief 【Adjustable long straps】With adjustable & flexible strap,it provides a wide application and it can be placed anywhere,suitable for most of office chair, car seat, wheelchair, gaming chair, recliner,home chair or seat on a bus, airplane or train, perfect for automobile vehicle drivers, teachers, students, people in a wheelchair, pregnant women, office workers etc. 【Removable and Washable Cover】Breathable mesh fabric cover comes in different types of colors, supporting machine wash. Ergonomically designed and built for lower back support, promoting better posture. Reacts fast to provide instant relief and comfort.