This lumbar cushion made of elastic, steel wire frame and nylon nets help massage your back, much less pressures while driving or working. Great relax massage support for seat in the car, office or home. The beads help massage your back. It gives your back a little extra support, you could help improve your posture and enjoy more comfort in your seat. This is the simple way to align your spine when sitting. SUPPORT YOUR BACK It is a back support cushion which helps relieve stress on your back. It is very useful for people driving long hours and suffering back problems. It can also be used in office chairs, sofas etc. Lumbar back support helps promote good posture by simply filling in the gap between the lumbar spine and the seat, supporting the natural inward curve of the lower back. EASY TO FIT Easy to fit and great to use, elastic strap secures backrest in place. Elastic straps allow easy installation and removal as well. LIGHT WEIGHT Mesh lumbar support is lightweight, you can take the mesh back support anywhere and it can be installed in minutes. BREATHABLE MESH FABRIC Breathable mesh allows airflow for cool, keeping you sweat free. It is specially designed to keep your back cool with constant ventilation.