Features:Ergonomic Design: Our seat cushion and lumbar support pillow set is thoughtfully designed to provide optimal support and comfort. The seat cushion features a donut-shaped contour with a recessed end, relieving pressure on the coccyx and elevating the body for proper spinal alignment. The lumbar support pillow mimics the natural curve of the spine, providing a comfortable support area for your back.Memory Foam Comfort: The seat cushion is made with high-quality memory foam, which conforms to the contours of your body, providing excellent cushioning and support. Whether youre working long hours at your desk or sitting in meetings, our memory foam technology ensures maximum comfort and reduces discomfort associated with prolonged sitting.Relieve Back and Tailbone Pain: The ergonomic design of our seat cushion and lumbar support effectively relieves pressure on the tailbone and provides targeted support to the lower back.Versatile and Adjustable: Our seat cushion and lumbar support pillow can be used in various settings, such as office chairs, car seats. The breathable and durable outer cover can be easily removed and washed, ensuring hygiene and longevity.Satisfaction Guarantee: We strive to provide every customer with a high standard of customer service to ensure you have a pleasant shopping experience. If you have any questions or need assistance, please feel free to contact us directly.Specification:Type: Seat Cushion Lumbar SupportColor: navy blueMaterial: polyurethaneCover material: polyester fiberSize:Seat cushion: 41*32*8cm/16.14*12.59*3.14inchBack cushion: 40*8*40cm/15.74*3.14*15.74inchPackage:1 x Seat Cushion1 x Back CushionNote:Please allowed 1-2mm differences due to manual measurement.Package:1 x Seat Cushion1 x Back Cushion