Minimize stress on the lower back with the Douglas® CP 4” Removable Back Plate. Cushion backing absorbs impact. Extra grommet holes are included to raise or lower the back plate for easy adjustment. Protect yourself from injury with the Douglas® CP Removable Back Plate. Features : Plastic plate Cushion backing Extra grommet holes Supports lower back Available in 4” model only One size fits most Style: AC-BP4-BLKBLK