Details: ERGONOMIC SITTING PILLOWPeople who sit or drive for long periods of time know the pain that soon follows. This air comfort  pad from Air Seat Innovations evenly distributes your body weight, effectively reducing pressure points and relieving pain symptoms so  you can sit for longer without feeling sore, numb and fatigued. Measuring 18 x 16 inches, it conveniently fits almost any seat and is  made with a durable neoprene rubber bladder that s much stronger than the PVC plastic commonly used by others. EXTRA  SUPPORTSitting on hard surfaces and poorly padded cushions can cause back and tailbone pain, decreased blood circulation,  poor posture, improper spine alignment, pinched nerves, and other problems. Our air cushion relieves painful pressure points and  promotes better circulation for full body health. It s an easy, effective way to ease pain stemming from lower back or coccyx issues,  herniated discs, sciatica, and more.MULTIPURPOSEThis seat cushion is ideal for driving, traveling, and home or office  use. It s recommended for those who use wheelchairs, sit at office desks, drive automobiles or operate large machinery for extended  periods of time. The lightweight, portable cushion has a non-skid base to stay in place and comes with a breathable fabric cover to keep  you cool.DYNAMIC AIR CELLSThe inflatable air pad features patented shape fitting technology to uniquely contour to  your body. Individual, interconnected air cells transfer air from chamber to chamber, evenly distributing pressure points and helping to  absorb shock and vibration from a vehicle or the terrain. Cell height is 2.4 inches fully inflated, raising the user 0.5 inches above the  seat. Please note there is a 352 pound weight limit.WHAT S INCLUDEDEach cushion includes a pump, patch kit, and  instructions. No matter if you re commuting to work or driving cross country, this air pad ensures you do so in complete comfort!