Features: 1.Special flex support cushion supports your backside and spine so well, you can sit on an egg without breaking it - no other seat cushions for chairs can make that promise! 2.Unlike your memory foam desk chair, sciatic nerve pillow, or foam cushion, unique flex-grip honeycomb design allows air to circulate and stays cools to the touch 3.Strong and durable, retains its shape, making it a great back pain seat and orthopedic seat Supports So Well You Can Sit on an Egg Sitting for long periods of time puts pressure on your tailbone and hips. Alleviate your achy spine and backside, the support cushion that supports so well that you can sit on an egg without breaking it. Say goodbye to sore, stiff muscles caused by sitting all day or long car rides. Standard support cushions need a hole cut out of the cushion to support your tailbone. flexes and conforms to your tailbone and shape, absorbing pressure points. Unique Flex-Grip Honeycomb Design jumps ahead of the curve with its unique flex-grip honeycomb design. it collapses in on itself to provide you with optimal lumbar support and comfort. Made with ultra-flex polymer, cradles your tailbone. The honeycomb grid allows air to circulate through the cushion so it stays cool to the touch. Advantages: Retains Shape support cushion is durable for everyday use. It retains its shape even if you sit on it every day all day long! Fits Most Chairs Whether you need support in your computer chair, office chair, deep seat, car seat, or recliner, can help! Measuring 16-inches X 14-inches X 1.5-inches, fits just about most seat. And since cradles your backside, you won't be lifted high in your seat.