Indoor Anti-Fatigue Hog Heavenâ„¢ Modular Tile Mat gives you the advantage to expand the tiles to any length or width on a floor. Just interconnect individual sections on the edges and make a mat of any size for your distribution, manufacturing, retail facility, picking line, work station, or check-out station. Corner tile measures 21.875 in. x 21.875 in. and features black borders on two sides for corner installation and has anti-slip grit surface.