Kensington Premium Cool-Gel Seat Cushion K55807WW\n\nInnovation, quality, and trust have made Kensington The Professionals\u2019 Choice in ergonomic accessories for more than 20 years. The Kensington Premium Cool-Gel Seat Cushion provides ultimate ergonomic comfort and support for sitting in the office, home or car. Constructed with patent pending materials, and certified for durability, the Premium Cool-Gel Seat Cushion features a durable and supportive ergonomic design that maximizes comfort, promotes healthy posture, and minimizes contact between the tailbone and seat cushion.\n\nCooling Fabric with Cool-Gel Core provides a certified decrease in body temperature for maximum comfort during extended periods of sitting.\nErgonomic Design promotes healthy posture, improves circulation, and relieves spinal pressure.\nZero Tailbone Pressure alleviates pressure on your spine using a unique u-shaped coccyx cutout to support sciatica relief by minimizing contact between tailbone and seat c;