1)magnetic roof top car sign 2)different color can be chosen 3) ... cheap price 4)material:PS Feature: 1) magnetic roof top car sign 2)color:red,green,yellow,bule,grey3)size ... bottom has strong magnets, can be fixed in the car top, and anti-scrape flower design to keep, maintenance vehicles, ... green, and so on the many kinds of color for choice. Product mainly supply to Audi;Mercedes-Benz;BMW and Toyota ...