This 2-pack of 42″ x 75′ rolls of Premium Matte Polypropylene from HP is a large format display material designed for use in signs and banners. It features a 140 gsm basis weight and a thickness of 9.1 mil. Other specifications are an opacity >96%, a brightness >99%, and a whiteness of 120%. Also, it has a matte surface finish with a gloss level of 2.5% at 60°.
For ensuring good-looking images for a long period of time, this material has an indoor display permanence of 50+ years and a moderate water resistance. Also, it can last up to 2 years unopened with no negative effects and comes on a 2″ core.