Thoughtful Design - Made of high-density memory foam with a soft velvet shell and a high-quality smooth zipper. - The seat cushion has a non-slip bottom to stay in place once placed on a chair. - Maintains its shape after repeated use, providing lasting support. - Helps improve sitting posture and alleviate sitting fatigue while offering comfortable support. Product Details - Seat cushion dimensions: 18.1 x 14.2 x 3.2 inches - Lumbar pillow dimensions: 13 x 13 x 4 inches - The lumbar pillow features adjustable straps on the back to fit various chair sizes and user heights - The cushion bottom includes a non-slip design to prevent movement Ergonomic Support - Ergonomic curve and a U-shaped seat cushion design match the natural curve of the hips - Aims to relieve back pain, lumbar pain, sciatica, and other issues caused by long periods of sitting Versatility and Use - Neutral color to match any decor - Made of high-quality materials for durable performance Use Scenarios - Office work and desk use during long hours to reduce fatigue and improve efficiency - Driving, commuting, or traveling by train or plane for better lumbar support and comfort - Wheelchair use or home leisure activities such as gaming or relaxing, with added comfort from the cushion and lumbar pillow