Superior Comfort: The Orthopedic Seat Cushion (4.5' x 16' x 20') provides enhanced pressure relief and weight distribution. High-Density Foam: Designed with durable materials, this ergonomic support cushion ensures long-lasting comfort. Posture-Enhancing Design: Supports spinal alignment, reducing lower back strain and improving seating posture. Versatile Use: Ideal for wheelchairs, office chairs, home seating, and bariatric seating cushion needs. Breathable & Easy to Maintain: The soft, removable cover enhances airflow and can be easily cleaned for freshness.