Fish Pro Mid Back Folding Seat - Charcoal/GreyContour lumbar cushion cradles your back for maximum support. Designed for style, comfort and durability.Features: Folds down easily Concealed pinch proof hinge Optional armrest can be added (sold separately) WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.