Stamped concrete designs use special mats to press patterns like Flagstone stamped concrete design, brick, and wood plank into wet concrete, paired with color stains for a realistic look. For further design inspiration, Stamped Concrete.Popular Pattern Ashlar Slate: Features a clean, structured, geometric stone layout with natural rectangular and square slate shapes.Cobblestone: Uses old-world, rounded stone shapes with deep grout lines to mimic historic European streets.