Professional Design: The ergonomic streamline of this chair pillow perfectly fits the spine curve and back contour. Our back pillow for office chair provides a comfortable area to rest your back. The "C" shape of the lower back region is designed to support the lumbar curve of the spine, help maintain correct sitting posture and prevent disk problems. Simple Solution to Chairs lack of lumbar support: Chairs' lack of proper back support can cause lower back pain, increase your risk of spinal health problems and reduce work efficiency. Our lumbar pillow for office chair turns uncomfortable chairs into comfortable ones. With the two included non-slip straps, you can easily adjust and fix the eight. The non-slip rubber backing keeps the back cushion in place rather than slips while the back moves. Ideal Back Support for Car: Memory foam car back support can release the pressure on your lumbar when the vehicle is bumpy or making turns, due to an even distribution of body weight and pressure over the entire contact area. With the upgraded premium straps, this lumbar cushion fit into the car seat well without leaving a wide gap behind. It's easy to adjust the height of the car seat back support to provide personalized comfort. Make car seats more comfortable for long-distance driving. Breathable and Washable Cover: The soft and elastic fabric of the cover helps the back pillow adapt to your back curve easily. The breathable cover makes the lumbar support pillow for chair cool and comfortable to use. The non-slip rubber backing of our back pillow for chair never stains chairs or car seats due to the high-quality materials we used. The cover is removable and washable. Back support pillows with proper thickness: For people sitting for a long time, such as office clerks, car drivers and students, we design this posture pillow. It's the right chair support for better posture with the proper thickness, rather than thick ones that push you off the seat. Back Chair Support with Wide Applicability: Our back support pillow works perfectly as a lumbar support pillow for car, backrest for office chair, sciatica pain relief pillow, gaming chair pillow, lumbar support pillow for recliner, posture corrector for chair, desk chair back support.