8 Paver Molds #P-0662 Make 6" x 6" x 2.5" Thick Concrete Driveway, Patio, and Cobblestone Pavers Made with .060 rubberized ABS plastic Designed to be used hundreds of times. Cast them for pennies per paver. Use Sakrete, Quikrete, or a Portland mix. Thick enough for driveway use.