Backrest Support, Lowback Enhances comfort by supporting and aligning your spine. Adjustable lumbar pad offers additional support where you want it. Use this ObusForme by HoMedics Lowback Backrest Support anywhere you sit - in your home, office or vehicle. Core: Durable polyurethane foam protects the frame. Frame: Molded, impact resistant polycarbonate frame. Cover: Hypoallergenic cover can be removed and spot washed. Additional Lumbar Support: The removable lumbar pad provides additional comfort for the lower back by supporting the lumbar curve. Product engineered for the human body. The only backrest proven to decrease pressure on your back by 35%! Unlike traditional L shaped chairs, the S shape of our award-winning ObusForme by HoMedics Backrest Support is designed to enhance comfort by supporting and aligning your spine. Use the ObusForme by HoMedics Backrest Support anywhere you sit - in the home, office or car. Made in China.