The 25 1/4” exposed wood outer back panel extends to accommodate the three-quarter safety fold seat mechanism, and allow unobstructed foot space for occupants seated behind. Additional support is delivered through a dual density foam along top of seat back. The exclusive embossed, steel seat pan features a 2” integrally molded polyurethane foam and serpentine springs to ensure a comfortable, shift-resistant seat cushion. Two independent, fully operational hinge mechanisms guarantee consistent 3/4 safety fold without adjustment for the life of the chair. Upholstered back insert consists of polyurethane foam over a curved, steel inner panel, shaped for comfort and full back support. One-piece cast iron standards for either floor or riser mount.