Our Corrugated Plastic Topper is made from 4ml corrugated plastic to make them lighter in weight and easy to transport.
The four powerful magnets that are included are tested at speeds up to 65 MPH.
You should not use the car topper in severe weather.
If you have a ribbed roof, vinyl roof, or a luggage rack that obstructs the smooth metal of your vehicle roof, this is not the advertising medium for you.
Size: 10" x 30" Product Color: White Corrugated Plastic base product, ships flat ready for quick assembly by you.
Magnets: High Strength - 5 per sign