Series 3200 is constructed of 2-mil cast vinyl film with optically clear, permanent pressure sensitive adhesive. Designed to protect and prolong the life of printed images for window applications, Series 3200 extends the life of graphics by 2 years. Series 3200 is rated for outdoor durability up to 7 years. This product is designed as an optically clear overlaminate for window film. Arlon SERIES 3200 Optically Clear Crystal Overlaminate 2 mil Cast Vinyl