Photo 1 of Medisana Seat Cushion - SC 100 Seat Cushions for Office Chairs, Car Seat, Wheelchair - Sciatica & Tailbone & Coccyx Pain Relief Pillow for Driver Sedentary People?Size:17 * 14.6 * 3.54 in?

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Photo 1 of Medisana Seat Cushion - SC 100 Seat Cushions for Office Chairs, Car Seat, Wheelchair - Sciatica & Tailbone & Coccyx Pain Relief Pillow for Driver Sedentary People?Size:17 * 14.6 * 3.54 in?Photo 2 of Medisana Seat Cushion - SC 100 Seat Cushions for Office Chairs, Car Seat, Wheelchair - Sciatica & Tailbone & Coccyx Pain Relief Pillow for Driver Sedentary People?Size:17 * 14.6 * 3.54 in?