Deluxe Seat Solution™ helps relieve pressure on your spine and promotes proper seating posture! Orthopedic wedge-shaped design tilts lower back forward to restore natural spinal curve, while cutaway section relieves pressure on tailbone and spine. High-density poly/foam cushion has breathable fabric on one side, is wipe-clean and water-resistant on the other. Perfect for use at home, work, travel. Has built-in handle. 16-3/4" W x 14" L x 3" D.