... for warning and direction 30x30 Specificationsblind tile,tactile tiles, indicator tile 1.Material:porcelain tile 2. ... Tiles,Porcelain Floor Tiles,Ceramic Tile, Floor Tile,Ceramic Floor Tile,Tiles Floor Ceramic,Modern tile, Tiles Ceramic, All Kinds of Tiles, Tile for Sale,Floor ... to stop, turn, warning. Combine the two tactile tiles, enable visually impaired people identified independent direction and ...