SnugPad Premium Memory Foam Seat Cushion, for Sciatica Tailbone Back Pain Relief, Posture Correction. Orthopedic Sitting Pillows for Office Chair, Car, Truck, Kitchen, Wheelchair with Non-Slip Bottom
- ...ION NOTE ]: Due to its ergonomical design, the thickness of front and back is different. BACK: The highest point in be back: 5 inches while the lowest: 3 inches. FRONT: the highest point is 2.5 inches while the lowest point in front is 1 inch. This design with U.S patent will let you sit with the straighest posture position comfortably while not lifting you too much from the normal vision..