Ultimate Comfort & Pain Relief – Measuring 18.1 x 14.5 x 3.5 inches, this memory foam seat cushion provides tailbone pain relief and pressure reduction, making any car seat, office chair, or wheelchair more comfortable. Ergonomic Design & Non-Slip Backing – Designed for better posture, this ergonomic seat cushion distributes weight evenly, while the non-slip backing keeps it securely in place on any chair or seat. Universal Fit for Any Seat – Perfect for use as an office chair cushion, car seat cushion, desk chair cushion, gaming chair cushion, airplane seat cushion, or wheelchair cushion, providing lasting support wherever you sit. Washable & Portable – The removable quilt-knit cover allows for easy cleaning, and its lightweight, travel-friendly design makes this butt pillow ideal for work, home, or on-the-go use. Slow Rebound Memory Foam – High-density memory foam molds to your shape, providing sciatic pain relief and superior support for prolonged sitting without flattening over time. Experience ultimate comfort with the BLACK+DECKER Quilt Knit Car Foam Seat Cushion, crafted with slow rebound memory foam for long-lasting support. Designed to relieve tailbone pain and reduce pressure, this ergonomic seat cushion ensures a comfortable sitting experience on office chairs, car seats, wheelchairs, gaming chairs, and airplane seats. Measuring 18.1 x 14.5 x 3.5 inches, this universal seat cushion fits most chairs and seats, while the non-slip backing keeps it in place during use. The quilt-knit fabric is breathable and soft, helping you stay cool and comfortable for extended periods. Whether you're looking for a desk chair cushion, butt pillow, or airplane seat cushion, this versatile design provides the relief you need. The washable cover makes maintenance easy, ensuring freshness over time. Whether at work, home, or traveling, upgrade your seat with BLACK+DECKER's premium memory foam cushion for pain-free, all-day comfort! Perfect for: Work, Home, Travel, and Long Sitting Sessions Enhance your seating experience today with the BLACK+DECKER Seat Cushion!