Honeycomb Pressure Release Design: Built with flexible ultra-flex polymer in a honeycomb grid layout to absorb pressure points and cushion tailbone strain. Egg-Sitter Support Technology: Engineered to absorb weight so effectively that you can sit on an egg without breaking it. Breathable & Cool Seating: Open-cell grid layout allows continuous airflow circulation, keeping the cushion cool and sweat-free during long sitting hours. Includes Washable Non-Slip Cover: Comes with a zippered black protective slipcover featuring a non-slip bottom to prevent sliding on hard chairs. Universal Fits Any Seat: Flexible and portable design easily converts hard wooden dining chairs, office desk chairs, car seats, or wheelchairs into comfortable seating.