Rio PET 16 oz. Opaque Ultra-Smooth is a blockout product engineered for low - curl edges. PET presents the ideal solution for single or double-side printed banner stands that are commonly used for trade shows and open houses, retail aisle signage and upscale banner applications. This product is engineered with special film that flattens the signage out after it has been rolled and it is also compatible with all inks including Latex inks for digital printing, screen printing and pressure-sensitive lettering adhesion. Rio PET 16 oz. is for indoor or outdoor use.