Down to Earth is the one outdoor tile that works great indoors and out. Down to Earth® is an indoor / outdoor, naturally slip-resisting unglazed ceramic quarry tile from Metropolitan Ceramics®. Down to Earth® is 1/2" thick and has through-the-body flashed colors, distinct textures and unique sizing. Down to Earth is extruded and fired hard for low absorption. Perfect for your outdoor porch, patio, walkway or pool surround.