The ergonomic design of the BetterBack system encourages proper neutral spine alignment and helps promote good posture | The design follows the natural shape of the body and transforms any seat into an ergonomically correct support system | Great for cars, office chairs, kitchen chairs, firming up a soft couch, or offering support to any recliner chair or any chair that needs an ergonomic feel with proper lower back support | Includes am additional lumbar support that straps onto the BetterBack | OEM: 1662-BK-V2 | Due to freight costs, some orders may incur a delivery charge and this will vary depending on the order, particularly in regional areas. Delivery costs can be confirmed at the time of order. Some items require assembly, if you need help this can be advised at the time of order. A service fee for assembly/installation may also apply. Delivery lead times may apply to some items, this can be confirmed at the time of order