? Why Choose the kingphenix Mesh Lumbar Support Cushion?? kingphenix chair back support cushion is designed for drivers, white-collar workers and other sedentary people. The lumbar cushion can be adjusted to fit your lumbar, correct your sitting posture and relieve back pain ? 6 Details Guaranty the Quality? ? Ergonomic design ? Adjustable elastic belt ? Effectively fit your lumbar ? Breathable mesh design ? Suitable for most seats ? Four seasons general ? High Quality Materials? The carefully selected breathable mesh fabrics ensure the comfortable fit and wear-resistant. The sturdy steel frame makes it not easy to be deformed ? Exquisite Workmanship? The wear-resistant edging design reflects kingphenix's exquisite workmanship and effectively extends the service life of the car lumbar support cushion ? Easy to Clean? Adopts lightweight design for easy installation and removal. This seat lumbar support is easy to clean, it is recommended to dry after hand washing ? Wonderful Gift? The adjustable back cushion for office chair is the great gift for Christmas, Valentine’s Day, Birthday, protecting the lumbar health of you and your family ?????? After Sales Service?????? You will get 100% customer support and quality assurance of this lumbar support for car. If you have any questions of back cushion, please contact us ? Specifications? Materials......Breathable fabric + steel Dimensions......15.7*15.5*5.3 inches Adjustable height.......5.3-7 inches Weight......1.21 lbs ? Package Includes? 2 * Seat lumbar supports pillow