1.Alleviates Lower Back Pain and Posture Improved - This lumbar support for office chair is helpful to relieve lower and mid back pain and tightness from long time sitting or driving; support your back's curve to achieve perfect spinal alignment and promote a y posture. 2.Sturdy Supportive and Effective- Ergonomic Streamlining molded with premium quality memory foam back pillow and never flattens out, a proper firmness memory foam lumbar pillow compresses to take the shape of your back and curve and provide comfort and relief numbness of your back. 3.Secure Two Adjustable Straps- lumbar support for car with two adjustable straps keeps the back support cushion in place and prevent the office chair cushion from sliding down, two extension straps on the back pillow make the backrest fits perfectly on any office chair, home office chair, gaming chair, computer chair, armchair, sofa, couch, car seat, SUV, truck, wheelchair and recliner seat etc. 4.Breathable & Removable & Washable Cover- Our office chair pillow uses 3D mesh ventilative cover keeps air circulating so sweat and moisture doesn't fill it up, to keep you cool and comfortable all day long. The lumbar support for desk chair is an ideal office gift and business gift etc. Great choice people sitting for long time and such as office clerk, home office worker, truck/taxi driver etc.