Abstract: A seat support is provided with a plurality of layers of a non-foam material to mount to a seat frame and to support an occupant upon the seat frame. The plurality of layers is stacked upon each other, and each of the plurality of stacked layers has a generally uniform thickness.

Abstract: A seat support is provided with a plurality of layers of a non-foam material to mount to a seat frame and to support an occupant upon the seat frame. The plurality of layers is stacked upon each other. At least one of the plurality of stacked layers has a generally uniform thickness.

Abstract: A thoracic-lumbar-sacral orthosis for vehicle is provided which provides back support to a vehicle occupant is disclosed. A vehicle occupant has a thoracic-lumbar-sacral orthosis prepared which represents a cast of his back. The device is placed within a pocket formed in a seat back cover. The original seat back cover is removed from the vehicle and is replaced with the seat back cover having the personalized thoracic-lumbar-sacral orthosis built in. As an alternative, a vehicle seat back cover having a forward-facing pocket is provided by the manufacturer as original equipment. A seat occupant may optionally have a thoracic-lumbar-sacral orthosis prepared and may slip the device into the forward-facing pocket. However, the seat having the forward-facing pocket may be fully functional without a device being provided in the forward-facing pocket.