Car cushions are divided into three-piece set, five-piece set, eight-piece set, nine-piece set of four. The three-piece set refers to the cushions of two front seats plus the cushions of the long row seats behind them. The five-piece set is based on a three-piece set and the backrest of two front seats is added. The eight-piece set is based on a five-piece set and the back of the rear seat is added. The nine-piece set refers to the front row two pieces, the back row backrest two pieces, the long cushion one piece, 2 headrest, two waist pillow! Of course, the more the number of pieces, the more expensive the price.