Comfortable Support for Long Hours 4.72inch thick memory foam adapts to your body's shape, reducing pressure on the tailbone to help prevent discomfort during prolonged sitting Ideal for use in cars, trucks, and office chairs, making it for daily commutes, long trips, or extended work sessions Enhanced Road Visibility Generous 15.74 x 15.74 inch booster size raises seating position for improved view of the road, helping promote safer driving Beneficial for shorter drivers or anyone seeking a more elevated, confident seating posture while driving Breathable Cooling Comfort Made with durable polyester mesh that allows airflow to keep you cool for hours Prevents heat buildup and maintains cushion shape and performance over time Stable and Secure Fit Antislip bottom keeps the cushion in place, even during movement Adjustable strap allows a firm attachment to seats of various sizes, ensuring consistent comfort and safety Practical Applications Daily driving: enhances visibility and eases pressure during city or highway travel Office use: supports better posture and comfort through long workdays Home seating: adds height and ergonomic support to dining chairs or work desks Specifications Cushion thickness: 4.72 inches Overall dimensions: 15.74 x 15.74 inches Material: memory foam interior with polyester mesh cover Features: antislip base, adjustable securing strap This cushion combines ergonomic support, cooling comfort, and secure positioning, making it a versatile seating solution for driving, working, and relaxing at home.