The 3M™ Scotchcal™ Gloss Overlaminate 8528 is designed to better withstand harsh conditions, such as acid dew, intense UV rays, and extreme heat to help prevent discoloration on all parts of a vehicle.3M Scotchcal Gloss Overlaminate 8528 helps add an extra measure of long-term durability to sign graphics. When used with 3M-recommended products, this overlaminate provides durability to flexible, rigid, flat, and thermoformed sign faces, helping protect it from environmental elements. Help keep your graphics safe by using 3M Scotchcal Gloss Overlaminate 8528.