Celebrate Christmas with the Elf Car Costume for your Car or Truck. Each Package contains Two Weather Resistant 17" Elf Ears and a 6" Plush Elf Hat for Grille. Each set of Elf Ears are mounted on a Plastic Rod with molded clips which easily slips on to vehicles window. Each Elf Hat includes Wire to attach to Vehicles grille. Installation takes a couple of minutes.