Rainguard Scuff & Graffiti Barrier Combo Pack 32 oz Sprayer & 32 oz Refill: Prevents Paint Graffiti, Scuffs and Permanent Marker from Bonding to Painted and Unpainted Surfaces and is a Budget Friendly Solution to Graffiti Protection Prevents paint graffiti, scuffs and permanent marker from bonding to painted and unpainted surfaces Easy mark removal using household cleaners and graffiti removal products Non-yellowing, resists UV damage for superior outdoor performance Easy to use & convenient spray application On unpainted porours surfaces, it is recommended that a coat of Rainguard Micro-Seal Water Repellent be applied prior to the application of Scuff and Graffiti Barrier