Description: [Ergonomic Design] The seat cushions provide maximum support and comfort to your coccyx, sciatica, haemorrhoid, tailbone, and back, making it perfect for office, wheelchairs, kitchen chairs, recliners, and car seats. [Memory Foam Technology] Our coccyx cushion is made with high-quality memory foam technology that conforms to your body's natural shape, ensuring maximum comfort and support. [Posture Correction] The memory foam cushion promotes good posture, helping you sit up straight and avoid slouching. This helps relieve back pain and prevent future spinal issues. .