Please measure your car hubcap diameter size before purchase! Size: （1）75mm outer diameter: inner diameter 70mm, hubcap height 23mm; （2） 65mm outer diameter: inner diameter 58.5mm, hubcap height 19mm. This price includes 4 pieces of hub cap! 4pcs/set Wheel hub cover for Mercedes Benz Color: Matte Silver, plating silver, matte silver, glosss black Material: ABS Plastic Installation way: align the hub cover to steel rim postion, then push gently. Use screw driver to squeeze it into postion. Don't push with big force to avoid damage.