This features a hypoallergenic cover which can be removed and washed easy for your convenience. The removable lumbar pad provides additional comfort for the lower back by supporting the lumbar curve. Unlike traditional L" shaped chairs the "S" shape of our award-winning ObusForme Lowback Backrest Support positions your spine for proper anatomical alignment Contoured cushioning provides supportive comfort. This has been designed with an impact resistant poly carbonate core structure and soft and durable polyurethane foam padding foam padding Includes a convenient handle for portability. ou can bring this around the house bring it with you when you drive in the car or even when in work. You can ensure back comfort wherever you are. "