... Award, 1962ConstructionBase is a cast aluminum, rilsan coated finishShell is molded fiberglass,with a reinforced, plastic bonded finishUpholstered foam cushion is removable ... Award, 1962ConstructionBase is a cast aluminum, rilsan coated finishShell is molded fiberglass,with a reinforced, plastic bonded finishUpholstered foam cushion is removable ...