Solar-reflective leather in the seating area and automotive-grade vinyl on the sides. Patented process reduces surface temperature for a cooler seat, higher durability and longer life over conventional leather and vinyl. New advanced clean look with optional backrest capability Flexible urethane foam for maximum comfort 3/16" ABS thermoformed seat base with carpeted bottom and rubber bumpers to protect paint Includes two polished mounting nuts and a leather fender bib for a cleaner installation Optional backrest features multiple detents (with virtually no metal-to-metal contact) for vertical pad adjustment plus fore/aft adjuster (backrest sold separately) Optional solo passenger seat are also available in matching styles