For use on interior floors and walls, as well as exterior walls, Shades ceramic tiles by Crossville are produced with at least 20% recycled content. The tiles feature linear detailing and come in nine tones—including whites, grays, and an almost-black—and in a honed or unpolished finish. Standard sizes are 24" square, 12" by 24", and 6" by 24". Stacked, metallic, 1"-by-3" mosaic tiles are included in the line. •