Elmer's Foam Board White 10-Count Package 1/2 x 20 x 30"
Great for signs, mounting and more. Strong yet lightweight, rigid yet versatile. Brilliant white paper surface has a double-clay coating that offers an ultra-smooth finish. Features a resilient polystyrene core that "bounces back" after handling, cutting or mounting. Warp-resistant. CFC-free. 20x30" and 1/2" thick. 10 sheets per package.