FLEXIBE MEDIUM CUT STONE WALL - "Peel 'n Stick" backing FLEXIBLE STONE WALLS! Easy to cut using only scissors, curve and form! Use as foundations and support walls. You can even cut them into individual stones for unique designs! When mounting, simply press firmly against wall. Mounts best on masonite, pink foam or heavy cardboard. Each wall pattern WILL inter-connect with the next wall! These walls are multi-scale inasmuch as different stones are used for various applications in buildings and wall supports. Measures 3.4" wide by 13.25" long.