Features: Engineered with ergonomic memory foam, this lumbar & neck Supporting pillow kit delivers targeted pressure relief for chronic back ache and driving fatigue during long commutes. Features 3D contoured Wing and breathable milk silk fabric that cradles shoulders while maintaining airflows , with Flexible concave design to correct seated posture effortlessly. Ideal for truck drivers, office worker, and frequent travel seeking spinal alignment during 8+ hour of sitting. Perfectly outline to car seats, game chairs, or workstations ergonomics to transform firm surfaces into cloud like Supporting. Combines medicine grade cervical Supporting with premium washable covers, offering year round comfort through sweat wicking ventilation channels and odor resistant memory foam core. Specifications: Component : memory foam+milk fiber Headrest size: about 25x12x18cm/10x5x7inch Waist size: about 40x32x10cm/16x13x4inch Package Includes: 1xHeadrest 1xWaist note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.