Easily dress up your floor by simply attaching it to both sides of your factory resin step boards. Attaches with strong double sided tape and tapping screws Left and Right Set Exclusively for factory step boards. Screw holes in the car body to use the tapping screw for installation. Plating sheets have a different texture than chrome plating. If gasoline or oil gets adhered, please rinse it with water immediately. It may cause deformation or damage.