... use of the charactorsA. Fiber Reinforced Plastic (FRP): Good quality, low cost, main-trend tuning, complete applicationB. Acrylonitrile Butadiene Styrene (ABS): ... (AL): less application, generally for swift4. All design available:A. Clip-on design(Sedan): no drilling any hole in car, installing ... in car, fix by 3M glue/ fine gradeC. Screw design: drilling hole in car rear part, installing by screw ( ...