2.1 mil White Gloss Cast Adhesive Vinyl. It is designed for vehicle and fleet wraps or any long term outdoor signage. It is ideal for compound curves and over rivets and corrugation. It features the Avery Easy Apply and RS repositionable/SLIDABLE feature for easy mistake-free and bubble-free installations. It has a permanent opaque gray air egress adhesive that is Long-Term-Removable with heat.