Features: Engineered with ergonomic adjustable air pressure technology, this inflatable lumbar cushion provide personalize lower back support for prolonged sitting comfort in office chairs, car seats, or home furniture. Featuring memory foam cores and wipe cleaning outer layer, the portable cushion adapts to body while maintaining hygiene through effortlessly maintenance. Ideal for office workers, frequent driver, students, and anyone requiring spinal alignment during extended sitting supplies. Perfectly complements computer chairs, vehicle interiors, gaming setups, and living room recliners to transforms ordinary seating into ergonomic workstations. Proactively prevents slouching and reduces lower back strain through targeted pressure distribution, promoting proper postures alignment for enhanced daily productivity. Specifications: Materials: Memory Foam Color: As Picture Show, Six Color to Choose Size: 45x40cm/17.72x15.75inch Package Includes: 1pc Lumbar Support Cushion note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.