This advanced nano-carbon film is produced using the latest technology in the production of carbon nano particles to bring high performance at more moderate pricing. In addition, these advancements have also almost eliminated the haze sometimes present with carbon based films. C2 window film will almost block as much heat as our ceramic window films and have a beautiful black finish. Pronano Ceramic window film has revolutionized the window film business. Pronano is a next generation automotive film that fuses color stable polyester with nano ceramic particles.