MASSAGE BEADS DESIGN - The massage beads design will provide you comfort, comfort and good support for your lower back. ADJUSTABLE MESH DESIGN - The car lumbar support keeps your back cool with constant airflow from the ventilated mesh. comfort and support for your lower back - which suffers the most during a long commute or sitting at home or at work. PRACTICAL DESIGN - Feel the premium comfort on your office chairs and cooking at home or at work. Suitable for car seat, truck seat, wheelchair, plane, sofa! Its portable and small size orthopedic back support allows you to find extra happiness when traveling. PORTABLE AND EASY TO INSTALL: Take the mesh lumbar support wherever you go and easily install it in minutes to get support as a back pillow. GOOD CHOICE - New for 2019 backrest support is the best choice for you. The size of the lumbar support pillow is 39*37cm.