Orthopedic Patented Seat Cushion, Develop & Designed by Doctor for Sciatica

🧿Firm & Supportive; Due to the high density of our seat cushion, it may feel firm at first. Please allow yourself 1-3 weeks to adapt to a new feeling while sitting. this will help ensure the cushion not flatten after sitting for long periods of time. 🧿Generously sized chair pillow (l17 x w17.5 inch) To finely fit all chairs and all sized users, larger than similar chair cushions. 🧿Ergonomic office chair cushion promotes correct posture, supports spine alignment, and reduces discomfort. 🧿Durable desk chair cushion 3 inches thick made of premium polyurethane, memory foam, and gel will never lose its shape. 🧿Breathable gel seat cushion with a moisture-wicking blend of 27% polyester + 68% cotton + 5% spandex keeps you cool and dry. 🧿Lightweight car seat cushion weighs just 1270g for effortless transportation anywhere. 🧿Modern seat cushions for office chairs, offered in classic Gray and Black colors, elevate your car interior décor. 🧿Must-have road trip essentials for adults who want to make their driving experience easier and more comfortable. 🧿Ultra-comfortable seat cushion prevents back pain caused by sitting in a chair for hours