Prepasted - Washable - Strippable Priced, Packaged and sold as a double roll 20.5 in. x 33 ft = 56 sq. ft. The Dream Big Wallpaper collection by York Wallcoverings sparks childrens imagination with colorful wallpapers featuring designs inspired by the sea and the sky, nature and fantasy, superheroes and more, to create a space that is truly special. With Comix Heros Wallpaper, good triumphs over evil as these heroic men and women use their super powers to right wrongs, protect the world, and serve as positive role models. Manufactured on SureStrip, a unique high performance substrate, this ultra-easy removable wallpaper is guaranteed easy to install and easy to remove; simply use water to activate.