Seat Cushions Pilot Or Streetwize Available here. Seat cushions are designed to improve comfort for those who spend long hours sitting, whether at home, in the office, or in the car. When used in the car, they can be placed on the driver’s or passenger’s seat to provide additional padding and improve ergonomics. Most car seat cushions have an ergonomic design, so they help you maintain correct posture, reduce pressure on the hips and lower back, and alleviate discomfort associated with prolonged sitting. Whether you're looking to enhance your workspace or make a long car ride more comfortable, a good seat cushion can make a significant difference in your overall comfort and well-being. Shop seat cushions in Ireland.